In 1985 British scientist Jonathan Shanklin and colleagues published a study that shocked the world. The study revealed a hole in the Earth’s atmosphere right over Antarctica. It had been caused over time by chemicals known as CFCs, used in things like fridges, air conditioning units and aerosol cans. These were destroying the layer of ozone in the stratosph ... Show More
Feb 2021
Meeting Mars, Melting Ice, Ozone on the Mend Again, and A Sea Cacophany
Victoria Gill and guests discuss the signs and symptoms of melting ice and anthropogenic climate warming, illicit CFC production and the racket we make in the seas. As two robotic missions from UAE and China arrive at Mars , and a third from NASA arrives next week, UK astronaut T ... Show More
41m 9s
May 2022
Declining Data, Climate Deadlines and the Day the Dinosaurs Died
Covid-19 infections in the UK are at an all-time high. But most people in England can no longer access free Covid-19 tests, and the REACT-1 study, which has been testing more than 100,000 individuals since the pandemic began, ended last week after its funding stopped. Martin Mcke ... Show More
36m 14s
Jan 2024
Discovery of the hole in the earth’s ozone
In 1985, British scientists made what would turn out to be one of the most important environmental discoveries of the 20th century - finding a hole in the earth’s ozone layer.The British Antarctic Survey, based in Cambridge, had been monitoring ozone levels for more than 30 years ... Show More
9m 13s