Tracing Changes in Ozone-Depleting Chemicals

Scientists used a ground-based network and models to detect global and regional fluctuations in CFC-11 emissions to the atmosphere.

This image originally appeared in the NASA Earth Observatory story Tracing Changes in Ozone-Depleting Chemicals.

NASA Earth Observatory images by Joshua Stevens, using data courtesy of Park, S. et al. (2021). Story by Lara Streiff, NASA Earth Science News Team, with Mike Carlowicz.

Published February 19, 2021
Data acquired 2008 - 2019

Source:: Model