How squash agriculture spread bees in pre-Columbian North America

Using genetic markers, researchers have for the first time shown how cultivating a specific crop led to the expansion of a pollinator species. In this case, the researchers found that the spread of a bee species in pre-Columbian ...

Circulation changes off West Antarctica

The Amundsen Sea Low (ASL) is a climatological low pressure system located over the southern Pacific Ocean, off the coast of West Antarctica. Atmospheric variability in this region is larger than anywhere else in the Southern ...

Team develops method to predict local climate change

Global climate models are essential for climate prediction and assessing the impacts of climate change across large areas, but a Dartmouth College-led team has developed a new method to project future climate scenarios at ...

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