Internationally Banned Ozone-Destroying Pollutant Emissions in China have Declined

For years, banned air pollutants that damage the ozone layer have been coming out of eastern China. Using the same atmospheric monitoring network that first detected the pollution, scientists recently found that the emissions from the country have now largely stopped. Continue reading Internationally Banned Ozone-Destroying Pollutant Emissions in China have Declined

Fire on Ice: Arctic wildfires are the new symptom of a warming planet

by Aparna Nathan figures by Sean Wilson Last summer, satellite cameras captured a strange image: a shroud of smoke hovering over the Arctic. But beneath these still, swirling clouds, towers of flames punctuated the bleak expanses. In short, the Arctic was on fire. The summer of 2019 saw record-breaking blazes emerge throughout the dry polar desert—known as tundra— and the surrounding forests. Arctic wildfires aren’t … Continue reading Fire on Ice: Arctic wildfires are the new symptom of a warming planet