Related topics: greenhouse gases · climate change

Return of the LIDAR

In a peninsula far, far away, a laser shoots into the sky to study the Antarctic atmosphere at Concordia research station.

PICASSO, ESA's CubeSat to sift secrets from sunrise

There is always a sunrise and sunset happening somewhere on our planet. Soon ESA's newest CubeSat—flying aboard Europe's Vega launcher this Friday—will be keeping watch. The miniature PICASSO mission will use the filtering ...

NASA data aids ozone hole's journey to recovery

On Sept. 16, 1987, policymakers and scientists from around the world gathered at the International Civil Aviation Organization's headquarters in Montreal, preparing to take action on the day's most urgent topic: Depletion ...

Unusual ozone hole opens over the Arctic

Scientists using data from the Copernicus Sentinel-5P satellite have noticed a strong reduction of ozone concentrations over the Arctic. Unusual atmospheric conditions, including freezing temperatures in the stratosphere, ...

Iodine may slow ozone layer recovery

A new paper quantifying small levels of iodine in Earth's stratosphere could help explain why some of the planet's protective ozone layer isn't healing as fast as expected.

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