Video: Why we need to preserve maritime forests

While collecting cores from oak trees on Fire Island National Park, Nicole Davi, a dendrochronologist who works at the Climate School's Lamont-Doherty Earth Observatory, explains the critical role maritime forests play in ...

More and more emerging diseases threaten trees around the world

Diseases are among the major causes of tree mortality in both forests and urban areas. New diseases are continually being introduced, and pathogens are continually jumping to new hosts, threatening more and more tree species. ...

Bitter substances spoil the appetite of oak moth caterpillars

Trees have a huge arsenal of ways to keep the pests that attack them under control. In the course of evolution, for example, some English oaks (Quercus robur) have developed the ability to release volatile signaling substances ...

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