EnvironmentCan we use salt to lock away carbon for thousands of years? Preserving ‘carbon crops’ with salt and storing them in dry landfill sites to stop them decomposing could be a low-cost, scalable climate solution, according to physicist Eli Yablonovitch Comment
EnvironmentArctic and Antarctic see extreme heat and historically low sea ice Both poles are being warmed by unusually hot air currents, but scientists think the extreme temperatures in Antarctica are a result of natural variability not climate change News