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.

 
Mammoth Graveyard

Mammoth Graveyard in South Dakota

Help piece together life in the Ice Age at a truly amazing mammoth site. Rendezvous:Rapid City, South Dakota, USA
£2050 15 days Very Easy
 
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Sustainable agriculture in California's wine country

Protecting the Rivers of California’s Wine Country

Visit vineyards and support sustainable agriculture

Rendezvous:Sonoma County, California
£1300 7 days Easy
 
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River Riparian Zone, California, USA

Protecting the Rivers of the California Delta - Short Duration

Help restore waterways of the California Delta

Rendezvous:Davis, California
£525 3 days Easy
 
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Songbirds of the Tetons

Spotting Songbirds in the Rockies

Monitor migratory and resident songbirds Rendezvous:Jackson Hole, Wyoming, USA
£1300 9 days Moderate
 
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Uncovering the mysteries of Cororado's ancient basketmakers

Uncovering the Mysteries of Colorado's Ancient Basketmakers - Teen

Dig into the archaeology of Colorado’s Basketmaker communities.

Rendezvous:Durango, Colorado, USA
£1450 7 days Easy
 
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