The Atlantic Ocean’s currents are on the verge of collapse. This is what it means for the planet
David Thornalley writes: Icy winds howl across a frozen Thames, ice floes block shipping in the Mersey docks, and crops fail across the UK. Meanwhile, the US east coast has been inundated by rising seas and there’s ecological chaos in the Amazon as the wet and dry season have switched around… The world has been upended. What’s going on? While these scenes sound like something from a Hollywood disaster movie, a new scientific study investigating a key element of Earth’s…