Based on 20 years of observations by NASA’s Hubble Space Telescope, new research sheds light on one of the solar system’s ...

Atmospheric CO₂ concentrations are surging, even as emissions level out. Natural carbon sinks are showing signs of faltering as we continue to emit CO₂.

The agency maintains the global backbone of measurements of CO2 and other gases, but these are at risk of being curtailed if ...

Carbon dioxide may be a naturally occurring substance on Earth, but too much of its presence has contributed to global ...

Alongside other monitoring stations worldwide, this gives us an accurate and precise record of changes in greenhouse gases and ozone-depleting chemicals in the atmosphere. Carbon dioxide is very ...

Charles David Keeling first documented how the gas buildup in the atmosphere contributes to the warming planet. His son says proposed cuts to NOAA threaten critical scientific research.

As the urgency of climate change intensifies, the global community is turning its attention to cleantech innovations designed to combat the rising levels of atmospheric carbon dioxide. Among these ...

Scientists have identified the most powerful solar storm ever recorded, an extreme event that struck Earth around 12,350 BC, ...