When early gardeners first brought tree of heaven to the United States, the country itself was less than a decade old. In the ...

This historic transfer, completed in partnership with the Western Rivers Conservancy, includes vital salmon habitats, ...

Thousands of acres (roughly 189km2) of stolen land have been returned to California's Yurok tribe, more than 120 years after ...

Roughly 73 square miles of ancestral homelands once belonging to California’s Yurok Tribe have been returned to them. The ...

An invasive species of beetle that has killed tens of thousands of healthy trees across Southern California has been ... can look like a dark oozing on the tree’s bark. Other signs include ...

Many tree species have further enhanced this ... are attempting to solve a longstanding question in ... Invasive Weed Threatens Southern California's Deserts Apr. 24, 2025 — Once thought ...

Invasive species of wild fruit flies from other parts of the world were detected in unusually high quantities in 2023 across California, a state where agriculture is a vital industry. Because ...

On Wednesday, the California Department of Fish and Wildlife released its plan to address what it’s calling an “urgent invasive species threat,” with strategies to prevent further ...

California agricultural officials said they ... But Dr. Carey said he has his doubts that it can really eradicate a species. "It's very, very difficult. In fact, it's impossible to declare whether ...