Butterflies play essential role in pollinating wild plants and crops. Which makes a new study published in Science on Thursday such bad news. It shows the climate crisis is posing an existential threat to their survival, particularly in the American West.
Sharks are doing really badly, according to a new report. The study, put together by the Global Shark Trends Project and published in Nature on Wednesday, found that the number of sharks and rays in the world’s oceans has fallen by more than 70% since 1970.