After years of speculation, researchers at the University of North Carolina at Chapel Hill have managed to demonstrate how trees help create one of society's predominant environmental and health concerns: air pollution.
More evidence has emerged that Australopithecus afarensis - generally known as Lucy - lived at least partially in the trees.
Australopithecus afarensis is known to have walked upright, but it's been hotly disputed whether the famous Lucy and her kin spent a lot of time in the branches as well.
New England is gradually losing its famous fall colors, says the National Science Foundation.
Antarctica was once as warm as Iceland - warm enough for vegetation and even trees to thrive, a new study has found.
It's been known for a while that global warming speeds the decomposition of organic matter in soil, speeding up carbon dioxide release.
Cities could one day be lit by glowing trees, thanks to a discovery at Taiwan's National Cheng Kung University (NCKU).