For millions of years, tree species have spread from the Amazon to Atlantic rainforests across a region that’s too arid for them to grow. How exactly they make this challenging journey has been ...

Riverside forests help trees migrate between Amazon and Atlantic forests, shaping biodiversity over millions of years.

WWF works to sustain the natural world for the benefit of people and wildlife, collaborating with partners from local to ...

For those seeking a quick, affordable trip, we've compiled a variety of cheap weekend getaways across the U.S., organized by region so you can find something within driving distance to keep costs low ...