Seattle Times reporter Lynda V. Mapes, in an effort to learn more about our forests, overcame her fear and climbed a 200-foot ...

A professor's casual hike in the High Sierra turned into a new elevation record for California's highest tree, the Jeffrey pine, which wasn't formerly known to grow at extreme elevations.

Scientist finds Jeffrey pine trees at record mountain heights, suggesting climate-driven shifts in Sierra Nevada.

Early efforts include installing wildlife bridges over roads to prevent tamarin roadkill deaths, and planting native fruit trees that both feed the animals and generate income for nearby families.

UC Davis Professor Hugh Safford was hiking for pleasure in California's High Sierra when he stumbled upon a new elevation ...

Over one-third of the compounds were terpenoids, chemicals that plants use to ward off threats like insects and pathogens.

"Crucially, however, the highest proportion of species classified as Near Threatened or more vulnerable to extinction on the ...

A new study led by researchers at Washington University in St. Louis and the Missouri Botanical Garden has uncovered a ...