Related topics: climate change · amazon · deforestation

Trees tell of shifting world

(PhysOrg.com) -- Trees from the Harvard Forest to the Amazon rainforest are experiencing changing climactic conditions, with rising temperatures potentially making tropical trees a significant source of carbon dioxide.

Will dams on Amazon tributary wreak global havoc?

The Xingu River, the largest tributary of the Amazon, runs wide and swift this time of year. Its turquoise waters are home to some 600 species of fish, including several not found anywhere else on the planet. A thick emerald ...

Palm trees most abundant in American rainforests

Characteristics of palm trees differ from those of other tropical trees in many ways. In a major new study led by scientists at Uppsala University, Sweden, and University of Campinas, Brazil, they have surveyed the actual ...

How close are we to climate tipping points?

As world leaders gather at the United Nations Climate Change Conference (COP26) in Glasgow, Scotland, to take bolder action against climate change, human activity has already warmed the planet 1.1°C above pre-industrial ...

Storms, ozone may play pivotal role in rainforest cloud creation

Some storms transport ozone molecules to the canopy of the rainforest, influencing chemical processes that ultimately affect cloud formation, according to an international research team led by Penn State. The team conducted ...

page 9 from 31