The urgent race to save North America’s iconic trees imperiled by invasive pests and pathogens. In waves across the land, some of North America’s iconic tree species are dying from a myriad of ...

The emerald ash borer, an invasive wood-boring beetle that was first spotted in Connecticut in 2012, is responsible for killing millions of the state’s ash trees, but after nearly 15 years, scientists ...

Winter isn’t the ideal season for pruning trees in Upstate New York, but it’s the best time to cut scion or twigs from ash trees in parts of the state where the species has been all but wiped out.

Create an account or log in to save stories. The invasive emerald ash borer, a type of beetle that bores into and eventually kills Ash trees, has been discovered in Fargo for the first time, raising ...

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Each strip of wood in Richard Silliboy’s hands started as a year of an ash tree’s life. Silliboy, 79, is a member of the Mi’kmaq tribe and a master basketmaker. His blue eyes are kind and frequently ...

Scientists at the University of Minnesota published a study in the journal Forests in November 2025 about the potential for fungi to slow the spread of emerald ash borer, a beetle that kills ash trees ...