Listen:Listen here or subscribe at Apple Podcasts, Spotify, Google Podcasts, or wherever you listen to your favourite podcasts. If you would like to support the journalism of the Toronto Star, you can at thestar.com/subscribingmatters. CFCs, are chemicals that were used in all kinds of household items in the 70s and 80s, but they were found to be causing a massive hole in the Earth’s ozone layer. The world committed to act and their use was banned and replacements were found and the ozone layer is now healing. But new research shows that some CFCs are mysteriously rising.

Source: thestar April 06, 2023 21:57 UTC