A recent story on NPR noted an environmental change for the better: the ozone layer is on the mend. Which, if you are worried about skin cancer, climate change and the like, is great news – and history in the making!
So how did this happen? First, people heard a hard truth: that chlorofluorocarbons – organic compounds once used in everything from refrigerators to fire extinguishers – were thinning out the ozone layer above Antarctica. Then, they took steps to change personal habits and shift policies.… Read more >>