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BBC Inside Science

Going for gold

Sep 5, 2024
Discover how the Royal Mint plans to reclaim gold from e-waste, turning our tech trash into treasure. Explore the environmental impact of increasing electronic waste and the urgent need for new recycling solutions. Travel to a stud farm where thoroughbred foals are pampered, revealing that their gut health might predict their racing success. Dive into the science of genetics and its influence on Olympic potential, alongside an exploration of the hunt for life on Mars, fueled by NASA's exciting discoveries.
28:02

Podcast summary created with Snipd AI

Quick takeaways

  • The Royal Mint's urban mining initiative highlights innovative solutions for recovering gold from e-waste, promoting sustainability and circular economy practices.
  • Research on thoroughbred foals reveals that gut microbiome diversity is crucial for predicting future health and racing performance, impacting horse breeding practices.

Deep dives

The Growing Challenge of E-Waste

Electronic waste is emerging as a significant environmental concern, with the UK ranking as the second-largest contributor globally. Devices that fit the criteria of e-waste include a vast array of items—from smartphones and laptops to household appliances and even chargers. An alarming report noted that 62 million tonnes of e-waste were generated worldwide in 2022, a trend expected to worsen in the coming years. Mismanagement of e-waste can lead to hazardous materials contaminating soil and water while precious resources, such as gold and critical minerals, are lost to landfills, threatening sustainability efforts in technology.

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