TED Talks Daily How is your city tackling the climate crisis? | Marvin Rees
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May 24, 2022 In this talk, Marvin Rees, the Mayor of Bristol, UK, shares his insights on transforming cities into sustainable powerhouses against climate change. He discusses cities' dual role as significant CO2 emitters and critical innovators for sustainability. Rees emphasizes the need for collaboration among city leaders globally to establish efficient, decarbonized urban environments. He highlights successful innovations from around the world, showcasing the potential for cities to lead the charge towards climate goals and improve public infrastructure.
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City Impact
- Cities occupy under 3% of Earth's land, house over 55% of the population, and consume 80% of its energy.
- This density makes cities key to efficient resource use and climate action.
Urban Efficiency
- Design cities for shared energy use in buildings and via public transport.
- Prioritize renewable energy investments and circular economy principles for waste.
City Initiatives
- Malmo uses waste heat; Oslo subsidizes EVs and recycles food waste.
- Singapore created freshwater reserves and urban gardens; Bogota has electric buses.