We are only now beginning to appreciate the effect of human impact on North America’s complex ecosystems.

The most difficult problems to tackle are those that are hard to see and quantify, like climate change which is affecting humans and wildlife. Changes are happening all around us. Glaciers are melting, dolphins and whales have to survive in increasingly polluted oceans. If we are to understand the consequences of our actions, and to repair ecosystems, we need people like you to help Earthwatch scientists in the field.

 
Whales of Southern California

Whales and Dolphins Under the California Sun - Short Duration

Spend an incredible weekend researching grey whales Rendezvous:Palos Verdes, California, USA
Coming Soon 3 days Easy
 
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Common Loon (Gavia immer)

Loons and the Gulf of Mexico Oil Spill

Do something about the worst oil spill in US history. Help research Common loons in the Gulf of Mexico. Rendezvous:New Orleans, Louisiana, USA
Coming Soon 7-14 days Easy
 
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Uncovering the mysteries of Cororado's ancient basketmakers

Uncovering the Mysteries of Colorado's Ancient Basketmakers

Dig into the archaeology of Colorado’s Basketmaker communities.

Rendezvous:Durango, Colorado, USA
£1350 - £1875  7-14 days Easy
 
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Whale tail (fluke)

Whales and Dolphins Under the California Sun

Search for, spot, photograph, and identify whales and dolphins in the waters off Southern California.

Rendezvous:Huntington Beach, California, USA
£1550 - £2250  7-14 days Easy
 
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Whale tail (fluke)

Whales and Dolphins Under the California Sun - Teen

Search for whales and dolphins off the California coast

Rendezvous:Huntington Beach, California, USA
£1775 7 days Easy
 
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