Increases in mortality among Douglas-fir in the Klamath Mountains are the result of multiple factors that have the iconic tree in a “decline spiral” in parts of the region, a new study by the Oregon State University College of Forestry and OSU Extension Service indicates.

The oceans are heating up, and just 3°C of warming could significantly impact the development and growth of clownfish larvae, a new study finds.

Costa Rica has a green halo. In recent decades, the small Central American nation has transformed itself from a notorious hotspot for deforestation into a beacon of reforestation that is the envy of the world.

Spring brings warmer weather, blooming flowers and the unfortunate re-emergence of the spotted lanternfly, a prolific invasive insect reviled for the havoc it wreaks on forests and cropland.

Malaria control programs in Amazonian Peru helped reduce the incidence of the deadly parasitic disease by 78%. 

The growing period of hardwood forests in eastern North America has increased by an average of one month over the past century as temperatures have steadily risen, a new study has found.

Scientists have calculated that the fastest changing Antarctic region - the Amundsen Sea Embayment - has lost more than 3,000 billion tonnes of ice over a 25-year period.  

Fewer parasites in U.S. waters might be seen by many as a good thing, but a Kennesaw State University biologist says the trend signals potential danger for fish and other wildlife.

A new study highlights how extreme snowfall events significantly alter the amount of ice lost by the West Antarctic Ice Sheet. 

Cultivation and growth of grapevines have strongly influenced European civilizations, but where the grapevine comes from and how it has spread across the globe has been highly disputed so far.