Extreme greenhouse effect heated up the young Earth

Very high atmospheric CO2 levels can explain the high temperatures on the still young Earth three to four billion years ago. At the time, our Sun shone with only 70 to 80 percent of its present intensity. Nevertheless, the ...

Carbon emissions from dams considerably underestimated so far

Among other things, dams serve as reservoirs for drinking water, agricultural irrigation, or the operation of hydropower plants. Until now, it had been assumed that dams act as net carbon stores. Researchers from the Helmholtz ...

Is carbon the 'crop' of the future?

An increasing awareness and concern about the environment, changes in government policy, America's re-entry into the Paris Agreement and a robust demand for carbon offsets all point toward an appetite for a different type ...

Global silicate weathering carbon sink has huge potential

The silicate carbon weathering sink (SCS) is the net carbon sink that affects the global carbon cycle over a period of millions of years or more. However, the magnitude, spatial pattern and evolution characteristics of global ...

How wildfires affect climate change—and vice versa

As the 2021 wildfire season begins to unfold, the memories of past seasons linger—in the lungs of people, in the communities and landscapes that burned and in the atmosphere, where greenhouse gases from wildfires continue ...