Signal of change Waters of the Chesapeake region could grow 2 feet by 2050 and another 3 feet by 2100
Signal of change Study discovers a cow’s genetics determine which microbes populate its gut and produce greenhouse gas
Signal of change 367 mayors in the United States are taking climate action, often surpassing Paris agreement goals
Signal of change Aided by warming and global action, ozone hole shrinks to smallest extent since 1988