Exhaust gas

The rapidly rising number of space launches could pose a new threat to Earth’s critical ozone layer, according to a growing body of scientific research.Our ozone layer is often touted as a global environmental success story. Since the…

This story was originally published by Grist, in collaboration with the Houston Chronicle and the Beaumont Enterprise. The project was supported by the Fund for Investigative Journalism.The trouble began in the middle of the night.…

Photo: PATRICK T. FALLON/AFP (Getty Images)Gas-powered cars are horrible for the environment and our lungs, but new research shows that particles released by rubber tires are a major contributor to air pollution,too.Tests conducted over…

SpaceX, Blue Origin, and a host of other private companies helped to make 2021 the year with the most space launches in history, but scientists say this mad dash to space could be causing further damage to our atmosphere. The number of…