Picky pathogens help non-native tree species invade

Walk into a forest comprising only native trees, and you probably notice many different tree species around you, with no one species dominating the ecosystem. Such biodiversity—the variety of life and species in the forest—ensures ...

Joshua trees facing extinction

They outlived mammoths and saber-toothed tigers. But without dramatic action to reduce climate change, new research shows Joshua trees won't survive much past this century.

Chasing the elusive Magellanic Woodpecker

University of North Texas Ph.D. candidate, Amy Wynia, traveled more than 6,000 miles to Navarino Island in southern-most Chile to explore the forests in search of the Magellanic Woodpecker (Campephilus magellanicus), the ...

The mysterious case of the disappearing pencil cedar

Is it too early to talk about Christmas? Some might consider midway through May to be slightly premature, to put it mildly. But when it comes to saving critically endangered trees, there's no time like the present. Having ...

Native forest plants rebound when invasive shrubs are removed

Removing invasive shrubs to restore native forest habitat brings a surprising result, according to Penn State researchers, who say desired native understory plants display an unexpected ability and vigor to recolonize open ...

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