How bringing back lost species revives ecosystems

Scientists often study the grim impacts of losing wildlife to hunting, habitat destruction and climate change. But what happens when endangered animals are brought back from the brink?

Patagonia's coast offers cool refuge for giant kelp

Giant kelp forests around the world have struggled to stay healthy in recent decades, with some vanishing altogether. But along Patagonia's rugged southwestern coast, giant kelp are thriving, showing remarkable stability ...

Peru races to save birds threatened by oil spill

A Lima zoo is racing to save dozens of seabirds, including protected penguins, after 6,000 barrels of crude oil spilled off Peru's coast due to waves from a volcanic eruption in the South Pacific.

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