New research finds that much of the carbon trees absorb leaks back into the air, which could throw off the climate projections we're counting on.

Tree planting can be the most cost-effective way of removing carbon as long as careful choices are made about which type of trees to plant and where. Governments worldwide have committed to expanding ...

Arbor Day has its roots in the 1870s, when the horticulturist J. Sterling Morton spearheaded a movement to green Nebraska’s largely treeless plains. Since then, citizens, businesses and governments ...

Ecologists are concerned that forest ecosystems will not keep pace with a rapidly changing climate, failing to remain healthy and productive. Before the rapid climate change of the past century, tree ...

Planting more trees can help cool the planet and reduce fire risk—but where they are planted matters. According to UC Riverside researchers, tropical regions provide the most powerful climate benefits ...

Climate change poses a particular risk to pine trees growing in dry areas, a new study conducted in an urban recreational forest in Helsinki shows. Climate change poses a particular risk to pine trees ...

NAIROBI, KENYA - MAY 10: Residents of Dagoreti Constituency take part in tree planting at Ndurarua Primary School on May 10, 2024 in the Dagoretti area of Nairobi, Kenya. Kenyans today from Dagoretti ...

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Trees are known for capturing carbon dioxide as they grow. But they also soak up other gases implicated in climate change through microbes in their bark. The tree bark microbes feast on hydrogen, ...