The trees exchange carbon dioxide and oxygen with the atmosphere through little “mouths” in their leaves and tiny “windows” in their bark. Flowering cherry trees in spring at the New York ...

NEW ORLEANS — Your old Christmas tree is getting a second life — not as mulch, but as a marsh builder. On Wednesday, the City of New Orleans will launch its annual Christmas Tree Drop ...

A total of 98 Christmas trees adorn the complex with the official tree, an 18ft (5.6m) fir, showcased in the Blue Room. Footage captures large hailstones breaking several building and car windows ...