One spring day in 2003, René van der Wal was approaching Fidra, an island off Scotland’s southeast coast, on a mission to collect nematodes for a graduate student, when he “saw these funny plants ...

I stepped onto the battlefield of climate change, sidestepping carcass after carcass. In the grass were the remains of Arctic terns, common terns, and roseate terns. Along the boulders, researchers ...