Ancient trees help to protect an endangered species

The oldest trees in the forest help to prevent the disappearance of endangered species in the natural environment, according to a study led by the University of Barcelona. This is the case of the wolf lichen—threatened ...

Lightning strikes shape tropical forests

It's easy to see how droughts, fires and other features of the environment alter and determine the shape of a forest, from the trees that compose it, to where and which trees grow and live together.

Biden signs order to protect old-growth forests from fire

President Joe Biden on Friday signed an executive order intended to help restore national forests devastated by wildfires, drought and blight, using an Earth Day visit to Seattle to press for more action on the environment.

Hope after wildfire: Tiny sequoias could grow into giants

Ashtyn Perry was barely as tall as the shovel she stomped into barren ground where a wildfire last year ravaged the California mountain community of Sequoia Crest and destroyed dozens of its signature behemoth trees.

Toronto seeks to save oak tree older than Canada

In the shadow of Canada's largest cluster of skyscrapers, Toronto is looking to preserve a majestic, centuries-old oak tree—but efforts have been complicated by the pandemic.

Despite debate, even the world's oldest trees are not immortal

The oldest trees on Earth have stood for nearly five millennia, and researchers have long wondered to what extent these ancient organisms undergo senescence, physically deteriorating as they age. A recent paper studying ginkgoes, ...

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