UN urges ambitious action to protect the oceans

World leaders must do more to protect the oceans, a major United Nations conference concluded on Friday, setting its sights on a new treaty to protect the high seas.

Leaders must deliver 'strong' ocean treaties: Greenpeace

Governments must adopt strong, enforceable treaties to protect oceans affected by global warming, overfishing and rampant pollution, Greenpeace activists said while staging a protest Thursday at the UN Ocean Conference in ...

Oceans saved us, now we can return the favor

Humanity must heal oceans made sick by climate change, pollution and overfishing in order to rescue marine life and save ourselves, experts warned ahead of a major UN conference opening Monday in Lisbon.

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 ...

Hummingbirds may struggle to go any further uphill

Any animal ascending a mountain experiences a double whammy of impediments: The air gets thinner as it also becomes colder, which is particularly problematic for creatures struggling to keep warm when less oxygen is available. ...

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