Hardware to Save a Planet

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Jul 17, 2025 • 51min

Tackling 8% of Global Emissions: Making Iron Sustainable One Atom at a Time with Sandeep Nijhawan

In this episode of Hardware to Save a Planet, host Dylan Garrett sits down with Sandeep Nijhawan, CEO and Co-founder of Electra, to explore how his team is reinventing steel production. Their low-temperature electrowinning process converts iron ore into steel at just low temperatures, utilizing renewable electricity to reduce emissions in one of the planet’s most polluting industries. From garage startup to industry disruptor, Sandeep shares Electra’s journey, its potential to reshape global manufacturing, and why industrial decarbonization is crucial for climate solutions.Sandeep Nijhawan is the CEO and Co-founder of Electra, a pioneering company focused on decarbonizing steel production through innovative electrowinning technology. With a Ph.D. in Mechanical Engineering and an MBA, Sandeep brings extensive experience from his roles as President of Aqua Hydrex, where he developed electrolyzers for green hydrogen production, and as an Operating Partner at True North Ventures.Since founding Electra in 2020, he has led the company from a garage startup to an organization with over 150 employees and two pilot plants in Colorado, having recently secured $186 million in Series B funding. His work in revolutionizing steel production through a low-temperature, renewable energy-powered process that reduces emissions by 99% represents a significant breakthrough in addressing one of the hardest-to-abate industrial sectors, which currently accounts for 8-10% of global emissions.Episode ResourceSandeep Nijhawan on LinkedInElectra WebsiteDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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Jul 3, 2025 • 25min

11 Climate Hardware Companies Saving Our Planet in 2025

As we move through 2025, climate hardware is no longer a promise for the future; it’s happening now. In this special episode of Hardware to Save a Planet, host Dylan Garrett revisits 11 trailblazing guests who are turning bold ideas into real-world impact. From ocean carbon measurement to truck electrification, next-gen cement, and even cooling the planet with balloons, these founders share a pragmatic drive to solve today’s toughest climate challenges, proving the future of sustainability is being built right now.Here’s a list of guests featured in this episode:Allan Adams, founder and CEO of Aquatic LabsScott Mercer, Founder and CEO of Focused EnergyLuke Iseman, founder of Make SunsetsCurtis VanWalleghem, Co-Founder and CEO of HydrostorCole Ashman, CEO and founder of Pela EnergyGreg Williams, VP of Product at Sublime SystemsJason Chua, Chief Product Officer at Range EnergyNehali Jain, Chief of Staff at AntoraRandol Aikin, founder of Remedy ScientificRoss Bonner, CTO and co-founder of TransaeraJohanna Wolfson, Co-founder and General Partner at Azolla VenturesAllan is working directly with ocean carbon removal companies to understand their measurement needs. Curtis spent years in pilot projects before scaling to commercial projects. Cole designed Pela to work with existing home electrical systems. Greg partnered with cement majors instead of trying to compete with them. Jason embedded his team with trucking fleets to understand how they actually operate. Luke is deploying his solution today while the rest of us are still debating it. Nehali is already shipping thermal batteries to industrial customers. Randol has systems for cleaning up contaminated sites. Ross has designed a simple drop-in replacement. And Scott is having commercial conversations with utilities about gigawatt-scale fusion plants.Episode ResourceAllan Adams, founder and CEO of Aquatic LabsScott Mercer, Founder and CEO of Focused EnergyLuke Iseman, founder of Make SunsetsCurtis VanWalleghem, Co-Founder and CEO of HydrostorCole Ashman, CEO and founder of Pila EnergyGreg Williams, VP of Product at Sublime SystemsJason Chua, Chief Product Officer at Range EnergyNehali Jain, Chief of Staff at AntoraRandol Aikin, founder of Remedy ScientificRoss Bonner, CTO and co-founder of TransaeraJohanna Wolfson, Co-founder and General Partner at Azolla VenturesDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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Jun 19, 2025 • 48min

Gigatons of Impact: Why Climate Hardware Needs Catalytic Capital

In this episode of Hardware to Save a Planet, host Dylan Garrett sits down with Johanna Wolfson, Co-founder and General Partner at Azolla Ventures, about the critical role of catalytic capital in scaling hardware climate solutions. Johanna explains why traditional VC models often fail to support breakthrough technologies and how Azolla's mission-driven approach helps tackle high-risk projects aimed at cutting super pollutants. Whether you're a founder or climate enthusiast, this episode sheds light on financing innovation that can deliver an outsized climate impact.What you will learn:How catalytic capital differs from traditional venture funding Why 20-30% of the technologies needed to hit emission targets by 2040 will come from technologies not yet commercially availableThe investment strategy behind supporting "non-obvious" opportunities How climate tech companies should adapt to current market and political uncertaintiesWhy adaptation and resilience technologies are becoming increasingly important How philanthropic capital can be leveraged to support high-risk, high-impact solutions Why focusing on super pollutants represents a critical opportunity for near-term impact Johanna Wolfson is a Co-founder and General Partner at Azolla Ventures, a venture fund focused on investing in early-stage hardware companies with gigaton-scale emissions reduction potential by 2050. With a PhD in Physical Chemistry from MIT and experience at the Department of Energy, she specializes in eliminating barriers to commercialization for capital-intensive climate technologies. Her innovative approach to "catalytic capital" deployment enables support for high-impact climate solutions that may be too risky or long-term for traditional venture funding. As a leader in climate tech investment, Johanna sits on the boards of several companies in carbon removal, agriculture, and mining, where she helps bridge the gap between breakthrough technologies and market implementation. Her work at Azolla Ventures demonstrates how strategic investment can accelerate the development of crucial climate solutions while maintaining both environmental impact and financial viability.Episode ResourceJohanna Wolfson on LinkedInAzolla Ventures WebsiteDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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Jun 5, 2025 • 41min

70% Emissions Cut by Electrifying Trailers: The Green Future of Trucking

In this episode of Hardware to Save a Planet, host Dylan Garrett sits down with Jason Chua, Chief Product Officer at Range Energy, about a breakthrough in sustainable trucking. Discover how Range's electrified trailer retrofit cuts emissions by up to 70%, without replacing existing trucks. Jason shares how this smart, cost-effective solution helps fleets reduce fuel costs, extend electric range, and meet climate goals today. Learn why retrofitting trailers may be the fastest path to decarbonizing the trucking industry.What you will learn:How Range's trailer electrification system achieves 70% emissions reduction Why retrofitting existing trailers is a faster path to decarbonization The technical breakthrough of trailer-based propulsion How electrified trailers can extend the range of electric trucks from 70 to 280 milesWhy the 3-5 year payback period makes the technology commercially viable todayHow Range's partnership approach with industry incumbents accelerates adoptionThe role of smart sensors and controls in making the system "plug and play" for fleetsWhy refrigerated trucking represents a prime early market for trailer electrificationHow Range's solution helps fleets meet both sustainability and operational goalsThe importance of designing climate solutions that work within existing constraintsJason Chua is the Chief Product Officer at Range Energy, where he leads the development of electrification solutions to decarbonize the trucking industry. A seasoned product and strategy executive, he co-founded Universal Hydrogen and previously led hybrid-electric aircraft initiatives at United Technologies and Airbus. Jason’s work spans startups, Fortune 50s, and academia, with award-winning innovations including Google’s Project Ara. He focuses on human-centered design and brings a practical, cross-disciplinary approach to building sustainable technologies with real-world impact.Episode ResourceJason Chua on LinkedInRange Energy WebsiteDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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May 22, 2025 • 41min

Cleaning America’s 500,000 Toxic Land Sites: The PFAS Breakthrough

What if highly contaminated land could be safely and efficiently restored for productive use?In this episode of Hardware to Save a Planet, host Dylan Garrett talks with Randol Aikin, founder of Remedy Scientific, about revolutionizing land remediation. With over 500,000 contaminated sites across the U.S., Aikin explains how robotics, AI, and containerized systems are accelerating the cleanup of toxic “forever chemicals.” This innovative approach not only enables faster, localized treatment but also unlocks critical land for housing and infrastructure, proving that development and environmental protection can go hand in hand.What you will learn:Why contaminated land is a critical bottleneck for housing and infrastructureHow Remedy's solution can process contaminated soil in hours instead of yearsThe science behind breaking down "forever chemicals" Why focusing on highly contaminated "hot spots" is more effective How advanced sensing technology is revolutionizing soil contamination detection The business opportunity in transforming site-specific remediation projects Why cleaning up contaminated sites could significantly reduce future PFAS exposureHow technology can resolve the false compromise between rapid development and environmental protectionRandol Aikin is a career technologist and founder of Remedy Scientific, a company pioneering scalable, tech-driven solutions for environmental contamination. With a PhD in Physics from Caltech, Randol has applied his expertise across diverse fields, from remote sensing for disaster relief to autonomous vehicles at Uber, Ike, and Apple’s special projects group. Passionate about cross-industry innovation, he focuses on using AI, sensing, and robotics to tackle land remediation, bringing a systems-thinking approach to one of the planet’s most urgent challenges.Episode ResourceRandol Aikin on LinkedInRemedy Scientific WebsiteDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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May 8, 2025 • 41min

10x Grid Storage: How Mesh Batteries Are Revolutionizing Home Energy

In this episode of Hardware to Save a Planet, host Dylan Garrett talks with Cole Ashman, CEO and founder of Pila Energy, about how his company is making home energy resilience affordable and accessible. Their innovative mesh battery system provides backup power during outages, enhances solar energy usage, and supports grid stability, all at a fraction of the cost of traditional home systems. Whether you rent or own, discover how smart, distributed batteries could reshape our homes and contribute to a cleaner, more reliable energy future.What you will learn:How distributed mesh batteries provide 10x more grid storage capacity than current solutionsWhy Hurricane Katrina inspired a mission to revolutionize home energy resilienceThe "Maslow's Hierarchy" framework for climate tech adoptionHow plug-and-play battery solutions remove traditional barriers to home energy Why distributed small batteries could be more valuable than large grid-scale storageHow mesh-connected batteries enable smart energy management The future vision of embedding battery storage in everyday appliancesWhy local climate action and community-level solutions are driving meaningful changeHow renters and apartment dwellers can finally access home energy storage benefitsThe critical balance between solving immediate user needs and broader climate impactCole Ashman is the CEO and Founder of Pila Energy, a pioneering company developing innovative mesh home battery solutions. With a background in both chemical and mechanical engineering, Cole has dedicated his career to advancing residential energy resilience, having previously held key positions at Tesla, where he worked on Powerwall, and at Span, where he developed smart electrical panels. His experience with Hurricane Katrina in New Orleans sparked a lasting commitment to improving infrastructure resilience, leading him to found Pela Energy in 2023. Under Cole's leadership, Pila Energy is revolutionizing home energy storage with its 1.6 kilowatt-hour distributed battery system, making energy resilience more accessible and affordable for homeowners and renters alike. Episode ResourceCole Ashman on LinkedInPila Energy WebsiteDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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Apr 24, 2025 • 38min

Decarbonizing Heavy Industry: Antora Energy’s 2400°C Thermal Batteries

In this episode of Hardware to Save a Planet, host Dylan Garrett talks with Nehali Jain, Chief of Staff at Antora, a company on a mission to decarbonize heavy industry with thermal batteries. They explore how renewable electricity can be stored as heat in carbon blocks reaching 2,400°C—cheaper and more scalable than fossil fuels. Learn how this breakthrough tackles industrial emissions, supports grid reliability, and offers a practical path to gigaton-scale CO2 reduction through modular, cost-effective energy storage.What you will learn:How thermal batteries can store renewable energy at temperatures up to 2,400°C Why industrial heat storage is an overlooked solution for decarbonizing heavy industries The economics of thermal energy storage vs. traditional fossil fuel How modular design principles enable rapid scaling and cost reduction Thermal battery deployment to achieve gigaton-scale carbon emissions reduction Why the transition from fossil fuels to renewable energy storage is becoming increasingly market-driven rather than policy-dependentNehali Jain is the Chief of Staff at Antora Energy, where she leads fundraising and strategic growth initiatives. With a background in chemical engineering and experience at the Bill and Melinda Gates Foundation, she has shaped climate strategy across multiple ventures, including Form Energy, Burdox, and Prawn in carbon removal. Her expertise in energy storage and industrial decarbonization, combined with her experience across climate tech startups and investment with Mission One Capital, offers a valuable perspective on scaling solutions to reduce industrial emissions, which comprise approximately 25% of global carbon emissions. Under her leadership, Antora is working toward a gigaton-scale carbon impact by deploying its modular thermal storage systems.Episode ResourceNehali Jain on LinkedInAntora WebsiteDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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Apr 10, 2025 • 51min

Igniting the Future: Fusion Power and the Road to Clean Energy with Scott Mercer

In this episode of Hardware to Save a Planet, host Dylan Garrett talks with Scott Mercer, Founder and CEO of Focused Energy,  about the future of nuclear fusion. They explore how laser-driven fusion, inspired by breakthroughs at Lawrence Livermore Labs, could offer limitless clean power by the 2030s. From physics to commercialization, Mercer shares how Focused Energy plans to bring fusion to the grid—and why this could be a game-changer for climate tech and global energy.What you will learn:How fusion energy worksThe laser-driven process that compresses deuterium-tritium fuelFocused Energy's approach, which builds upon the successful ignition achieved at Lawrence Livermore National Labs in 2022The key engineering challengesHow fusion energy could transform global energy systems and address climate changeScott Mercer is the CEO of Focused Energy, a pioneering company developing commercial nuclear fusion technology for energy generation. With a remarkable background in clean technology, he previously founded and led Volta, an EV charging company, for 13 years before its acquisition by Shell. Under his leadership, Focused Energy has raised over $175 million and is advancing laser-driven fusion technology similar to what achieved ignition at Lawrence Livermore National Labs. Scott brings unique expertise in scaling complex infrastructure projects and transitioning scientific breakthroughs into commercial applications. His vision for fusion energy as the ultimate solution for clean, abundant power generation, combined with his experience in building successful clean technology companies, positions him as a leading voice in the future of sustainable energy infrastructure.Episode ResourcesScott Mercer on LinkedInFocused Energy WebsiteDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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Mar 27, 2025 • 48min

Reinventing Cement: The Breakthrough That Could Cut 8% of Global Emissions with Greg Williams

In this episode of Hardware to Save a Planet, host Dylan Garrett talks with Greg Williams, VP of Product at Sublime Systems, about their groundbreaking low-carbon cement. They discuss how Sublime’s electrochemical process eliminates fossil fuel kilns and limestone-derived emissions, tackling 8% of global CO2 output. Greg shares insights on scaling their technology, industry partnerships, and the path to making sustainable cement the new standard.What you’ll learn:Greg's Journey to Decarbonizing CementThe Basics of the Cement vs. Concrete DebateWhy Cement Production is So Emissions-HeavyHow Sublime's Solution Decarbonizes Cement ProductionMore about the Scaling Journey From Pilot Plant to Commercial ProductionThe Value of Strategic Partnerships: Collaborating with Industry LeadersThe Book & Claim Model and How Microsoft is Supporting Green CementGreg Williams is the VP of Product at Sublime Systems and an accomplished product leader with over 15 years of experience driving hardware and software innovation across startups and public companies. Now focused on climate solutions, he brings a multidisciplinary approach to problem-solving, rapid learning, and clear communication. Greg excels at identifying market opportunities, as demonstrated in his leadership at a robotics AI startup, where he spearheaded a strategic pivot that led to a successful acquisition. Passionate about mentoring and impact-driven innovation, he is dedicated to developing technologies that address the climate crisis.Episode ResourceGreg Williams on LinkedInSublime Systems WebsiteSublime Systems Project ImageDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn
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Mar 13, 2025 • 57min

Stratospheric Mirrors from Aerosol Injections: Make Sunsets' Approach to Cooling Earth

In this episode of Hardware to Save a Planet, host Dylan Garrett talks with Luke Iseman, founder of Make Sunsets, about tackling climate change through stratospheric aerosol injection. They explore the challenges of scaling hardware solutions, the urgency of immediate climate action, and the ethical debates around geoengineering. Luke shares his vision for using sulfur dioxide balloons to cool the planet, sparking a thought-provoking discussion on innovation and sustainability.Luke Iseman founded Make Sunsets, a pioneering company dedicated to combating climate change through stratospheric aerosol injection. With a background as a hardware startup veteran and former director of hardware at Y Combinator, Luke has a wealth of experience in launching innovative hardware solutions across various sectors, including precision agriculture and affordable housing. His current venture aims to cool the Earth by releasing sulfur dioxide into the stratosphere, a process inspired by natural volcanic eruptions that have historically led to global cooling.Luke's work is particularly relevant in the context of the need for urgent climate action and he seeks to respond rapidly to the escalating effects of climate change. Notably, he has successfully engaged over 700 customers, generating significant interest in his cooling credits, which offer a tangible way for individuals and organizations to contribute to climate solutions.Episode ResourcesLuke Iseman on LinkedInMake Sunsets WebsiteDylan Garrett on LinkedInSynapse WebsiteHardware to Save a Planet Apple PodcastsHardware to Save a Planet SpotifyHardware to Save a Planet is handcrafted by our friends over at: fame.soIf you are interested in sponsoring Hardware to Save a Planet, please see our sponsorship offer here.Previous guests include: Peter Reinhardt of Charm Industrial, Carlos Araque of Quaise, Noah McQueen of Heirloom, Areeb Malik of Glacier, Jeff Satwicz of Bigbelly, Abe Schneider of Natel Energy, Insiya Jafferjee of Shellworks, Paul Gross of Remora, Erika Boeing of Accelerate Wind and Daniel Betts of Blue Frontier.Check out our three most downloaded episodes:Going Big on Clean Energy with Small Fusion Reactors with Robin Langtry, Co-Founder and CEO of Avalanche EnergyThe Role of Energy Storage Systems in Combating Climate Change with Mike Wietecki of Powin and John Thomas of ESSMarine Electrification to Reduce Costs and Environmental Damage: A Conversation with Marcelino Alvarez, CEO of Photon MarineIf you have an interesting hardware solution to the climate crisis and would like the opportunity to share this with our audience, please complete this Guest Application form: https://fame.so/syn

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