Yahoo! News - The powerful ocean current that carries tropical warmth from the South Atlantic to northern countries has slowed down to a degree “unprecedented in the past millennium,” according to newly published research. The phenomenon has created an unusual pocket of cooling temperatures in the far North Atlantic, even as global warming heats the world overall.
"As a scientist, this is just one more data point to add to our records," said climate scientist Katharine Hayhoe of Texas Tech University. "As a human, though, it's a stark reminder that our choices have consequences, and the door is rapidly closing on our opportunities to choose a different future."