Icebergs breaking off of glaciers is a normal, natural event, called calving. But in the coming years on a relentlessly warming planet, marine researchers expect more icebergs as warmer ocean waters melt more ice.
Climate scientists - the scientists who measure changes in the atmosphere, observe unprecedented melting in Greenland, and research Earth's past - have provided bounties of evidence that humans are driving rapid climate change.
Jane Worthington moved her grandkids to protect them from oil and gas wells—but it didn't work. In US fracking communities, the industry's pervasiveness causes social strain and mental health problems.