There are few trees so universally beloved as the conifer. In winter, they’re a classic, enchanting image as their branches droop with snow. In summer, they provide much-needed shade — and shelter for ...

More than a third of all tree species worldwide face extinction, threatening ecosystems, plants, animals and economies around the world, experts warned Monday. In all, 38% of trees are at risk, ...

Students squinting along a sunny stretch of sidewalk outside the Roanoke College library find a moment of cool refuge beneath the leafy shade of an old, but steady-growing champion. A Dutch elm tree ...