AMAZONAS, Brazil: Two researchers wearing long-sleeved shirts and pants to resist mosquitos, and high boots to block snake bites, gaze at a shattered tree. It lies on the ground garlanded in palm fronds, stretching far into the forest. Until recently, it had towered over most other trees in this vast rainforest. “It’s lightning, obviously,” says … Continue reading Are the Amazon’s biggest trees dying? Forest coroners investigate