Author Archive

Trees are fed up with our carbon, refuse to grow faster

Grist: tists have long expected extra carbon dioxide in the atmosphere to boost tree growth - the climate-changing waste product of our fuel-burning ways is plant food, after all. But a new study suggests that trees in tropical rainforests around the world are not in fact growing any faster, even as CO2 levels in the air shoot past 400 parts per million. This conclusion isn`t just bad news for trees, though. All species threatened by climate change - that`s you, humans - should be worried. You see,...