EnvironmentCollapse of key ocean current may release billions of tonnes of carbon If the Atlantic Meridional Overturning Circulation shut down, the knock-on effects could release hundreds of billions of tonnes of CO2, raising global temperatures even further News
EarthShackleton knew his doomed ship wasn’t the strongest before sailing Endurance, the wooden ship that Ernest Shackleton took to Antarctica in 1915, wasn't built to withstand frozen seas – and the famous explorer knew it News