David Buckel, an environmental advocate, burns himself to death in a grisly protest against ecological destruction.
Three new studies confirm the value of trees to the planet and underscore the dangerous rate of loss.
Three new studies of how the world works show that bird excrement plays an unexpected role, as do polar algae and rotting trees.
Research indicates that if such a remedial action worked and then was stopped, global warming would resume at up to 10 times the speed.
New research analyzes the decline of the region's ecology by weighing natural variability and human factors.
As climate change negotiations continue in Marrakech, scientists warn that global warming is affecting four-fifths of ecological processes vital to ecosystems.
It's not humanity alone that threatens life on earth. The bigger culprit is an economic and political system that relies on endless global appropriation of cheap food, energy, raw materials and labor.
Analysis of millions of records by thousands of scientists across the world shows that human impacts have helped push the planet’s vital biodiversity into the danger zone.