Many insects, particularly caterpillars, hatch just when the trees' nutrient-rich leaves are still young and soft. This means ...

A new study reveals oak trees delay sprouting leaves by 3 days to avoid being infested by hungry caterpillars, after it ...

The trees' clever tactic to outwit potentially deadly predators was detected by scientists in Germany using satellite data.

New study finds that many of the state’s valuable and most recognizable trees could decline sooner than expected because ...

Phoenix leaders gathered along the Rio Salado to carve a new channel for solutions, one conference to rule them all and in ...

The blue oak, an iconic tree found only in California and seen across the state’s inland ranges and hills, is far more ...

Around the world, people plan to plant more than 1 trillion trees this decade in an ambitious effort to slow climate change and reduce biodiversity loss. But if the past is prologue, many of those ...

Many insects, particularly caterpillars, hatch just when the trees' nutrient-rich leaves are still young and soft. This means ...

In a monumental demonstration of how education can extend far beyond the four walls of a classroom, Ryan Group of Schools, in partnership with global educational platform Upschool.co and environmental ...

Experts call for citywide study lasting up to decade to determine whether climate change is behind late leaf-shedding and ...

Planted to erase the ruins of the Nakba, millions of European pines are now succumbing to drought, heat, and fire as the ...

From the scarecrow-like silhouettes of Joshua Tree National Park to the fog-shrouded Redwood Coast of Mendocino and Humboldt ...