Rare earth elements for smartphones can be extracted from coal waste

Recycling rare earth elements from the ash left over from coal burning is cheaper, easier and more environmentally friendly than digging them out of mines Environment 9 February 2022 By Alice Klein A microscope image of tiny glass spheres in coal fly ash that contain rare earth elements Rice University Rare earth elements that are … Read more

Air pollution: Almost 8000 lives being saved as US moves to vehicles that emit fewer tiny particles known as PM2.5

Almost 8000 fewer lives are being lost to air pollution from vehicle emissions in the US per year, thanks to cleaner engines that produce fewer tiny particles   Health 13 December 2021 By Clare Wilson Cars in a traffic jam Shutterstock/LanaElcova Nearly 8000 lives are being saved in the US every year thanks to … Read more