What a Virginia wildflower can tell us about climate change

When climates change, plants and animals often are forced to colonize new areas—or possibly go extinct. Because the climate is currently changing, biologists are keenly interested in predicting how climate-induced migrations ...

Frog fungus fights back

Amphibian populations have been declining around the world for more than 40 years. One culprit is the fungus B. dendrobatidis, which causes the disease chytridiomycosis.

How a declining environment affects populations

Stable ecosystems occasionally experience events that cause widespread death—for example, bacteria in the human gut may be wiped out by antibiotics, or ocean life may be depleted by overfishing. A new study from MIT physicists ...

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