Alaska's raging start to wildfire season is bad for trees, but the soil they grow in is a bigger climate concern.
The U.S., Brazil and China all stepped up their climate commitments in a flurry of activity.
Pope Francis's much-anticipated climate change encyclical was leaked early by an Italian paper.
One hundred scientists on Wednesday said further oil sands development isn’t compatible with stabilizing the climate.
In a more acidic ocean, shellfish, plankton and corals struggle to adapt.
If greenhouse gas emissions continue to build, vast changes could come to the world’s oceans.
A new report says the U.S. can just make its climate goal, but more needs to be done.
The U.S., Canada and Mexico are collaborating on sharing clean energy technology and reducing emissions.
CO2 is about to reach its annual May peak, showing the seemingly inexorable rise in the greenhouse gas levels.
Global carbon dioxide levels have now officially reached the 400 ppm level, a first for the planet.
Deep ocean inlets account for about 11 percent of the carbon locked away in marine sediments each year.
An emerging body of research shows that greenhouse gases are billowing out of the state’s woodlands.
Drilling and fracking are creating “industrialized landscapes” that may forever alter ecosystems.
Scientists pinpoint a small number of tree species that hold the most carbon in the Amazon rainforest.
A new study says waning Arctic sea ice could lead to algae blooms that will trap extra heat from the sun.
NASA's SMAP satellite has sent back the first global look at soil moisture, a key drought indicator.
Two new studies show how drastically CO2 has affected Earth's climate in the distant past.
Greenhouse gas emissions fell 8 percent, while renewable energy rose to a record high.
Carbon absorbed by the rainforest is falling, so greater cuts to emissions are needed, warn scientists.
Pollution from deforestation is slowing down, but degradation is worsening in forests that still remain.