Atmospheric

Before Life, Where Did Abiotic Oxygen Come From?

Before Life, Where Did Abiotic Oxygen Come From?

Almost 20 percent of the Earth's atmosphere is oxygen. Green plants produce it as a byproduct of photosynthesis and it, in turn, is used by most living things on the planet to keep our metabolisms…
Hurricane Polo

Hurricane Polo

Hurricane Polo still appears rounded in imagery from NOAA's GOES-West satellite today at 10:15 a.m. EDT  but forecasters expect that to change. The image showed thunderstorms wrapping…
Historical Global Carbon Cycle Needs A Rethink

Historical Global Carbon Cycle Needs A Rethink

A recent study of the global carbon cycle offers a new perspective of Earth's climate records through time. One of the current methods for interpreting ancient changes in the concentration of carbon…
Mapping 15 Years Of Carbon Dioxide Emissions

Mapping 15 Years Of Carbon Dioxide Emissions

There hasn't been a lot of progress made on greenhouse gas emissions policies - while America and the EU have made efforts to curb emissions, three countries that account for 3X the emissions of the…