A scientist helps save Crater Lake’s whitebark pine trees from an invasive fungus. In 2002, “Oregon Field Guide” told the story of how an invasive fungus called blister rust was killing Crater Lake's ...

Researchers have found that the taller the Japanese black pine trees (Pinus thunbergii) along the coast, the deeper their roots penetrate the ground. Deeper roots make trees more resistant to damage ...

In 2002, Crater Lake National Park ecologist Michael Murray thought the park’s majestic whitebark pine trees were as good as gone. An invasive fungus called white pine blister rust was killing the ...