Extreme heat: Why its origins could lie deep in the Atlantic

Extreme heat: Why its origins could lie deep in the Atlantic

Swathes of the northern hemisphere are smashing temperature records. Could it be because we’ve broken the ocean currents that stabilise our weather? Photomontage: Andrey Polivanov/Chantawute Chimwan/Shutterstock By Michael Marshall THE northern hemisphere is roasting. Greece is battling lethal wildfires, and even the UK’s weather has been so hot and dry that record-breaking fires have broken […]

How Atlantic upheaval will make future weather even more chaotic

How Atlantic upheaval will make future weather even more chaotic

The current that ferries water around the Atlantic stabilises the climate for millions. Now it is getting weaker, which could bring more extreme heatwaves and floods Photomontage: Andrey Polivanov/Chantawute Chimwan/Shutterstock By Michael Marshall THE northern hemisphere is roasting. Greece is battling lethal wildfires, and even the UK’s weather has been so hot and dry that […]

US Navy resurrects Second Fleet in Atlantic to counter Russia

US Navy resurrects Second Fleet in Atlantic to counter Russia

The US Navy has said it will re-establish its Second Fleet, as Russia becomes more assertive. Chief of Naval Operations Adm John Richardson said the fleet, disbanded in 2011, would oversee forces on the US East Coast and North Atlantic. He said the National Defense Strategy, published earlier this year, made it clear that the […]

Polar melt may shut down the Atlantic current that warms Europe

Polar melt may shut down the Atlantic current that warms Europe

Fresh water from melting ice is putting the North Atlantic current at riskAlban Kakulya/Panos By Colin Barras The ocean current that gives western and northern Europe a relatively mild climate might be at greater risk of shutdown than we thought. If the North Atlantic current – the northern segment of the Gulf Stream – did […]

Breeding crisis as no North Atlantic right whales born this year

Breeding crisis as no North Atlantic right whales born this year

North Atlantic right whales (Eubalaena glacialis)Francois Gohier / VWPics / Alamy Stock Photo By Andy Coghlan North Atlantic right whales could be extinct by 2040, scientists warn. This year no calves were born in the whales’ usual breeding season from November to February. North Atlantic right whales (Eubalaena glacialis) are an endangered species. There are […]

La Niña forecast may mean even worse Atlantic hurricanes in 2018

La Niña forecast may mean even worse Atlantic hurricanes in 2018

More stormy times ahead?Saul Loeb/AFP/Getty By Aylin Woodward Following a barrage of storms – such as Harvey, Irma and Maria – it seems like this year’s hurricane season may be one for the record books. But the Atlantic Ocean may be roiling even more strongly next year, if the La Niña that looks likely to […]