This video is a very truncated depiction of the carbon cycle. I highly recommend you read Umair’s piece in full, as well his piece on a recent United Nation report that says we only have 12 ...

Tutolo and his colleagues believe the presence of iron oxyhydroxides points to a long-gone, partially closed carbon cycle. This cycle would have allowed carbon to shift from the rocky surface into ...

The burgeoning biofuels industry will do too little too late to help balance carbon emissions if it relies on CO2 drawn from the earth rather than from the air, an expert on the carbon cycle said ...

As we learn more about how carbon moves through the environment, we discover how changes in one part of the carbon cycle can affect the earth as a whole. This investigation of soil’s role in the ...

A diagram of Sandia National Laboratories’ simple closed-loop Brayton cycle test loop. The working fluid being compressed, heated and expanded to produce power is supercritical carbon dioxide.

Low carbon fuel standards, such as the Federal Renewable Fuel Standard and the California Low Carbon Fuel Standard, are major U.S. programs for reducing greenhouse gas (GHG) emissions from ...