B BBC News YouTube · 3 d ago Follow Science

How can you prepare for a polar vortex? | BBC News

Video: BBC News YouTube · YouTube

High above the Arctic, powerful winds usually circle the North Pole each winter, helping trap some of the coldest air on Earth. Strong westerly winds form in the stratosphere, roughly 10 to 30 miles (15-50km) above Earth's surface, locking the coldest air near the pole. Atmospheric disturbances can cause the air high up to start warming which then makes the vortex winds weaken. This sudden stratospheric warming (SSW) can eventually lead to the strong westerlies reversing into easterly winds. So what do you need to know about it? BBC lead weather presenter Simon King answers some of the top…

Watch on YouTube

This story comes from BBC News YouTube's feed; the full article and all rights belong to the source.

0 1

#Arctic #North Pole

Comments (0)

No comments yet. Be the first to comment.

How can you prepare for a polar vortex? | BBC News

Comments (0)

Related news

Coordinated disturbances haunt grids worldwide. Here’s how researchers solved the mystery.

Beef industry quietly squashes part of its own science curriculum after ranchers protest

Physicists listened to electrical noise to crack a superconductor mystery

Solar panel breakthrough could almost double the efficiency of today's panels

Why are people cloning their pets?

Why are people cloning their pets?

The migration that transformed Africa's languages, genes, and cultures

The race is on to build the first fusion power plant — and Europe is looking to Japan for help

‘Alien-cortical’ mice: Can human brain cells grow inside animals?

Earth's churning mantle may have created the Great Unconformity

Want to have a better chat? Scientists say the secret is ‘pink noise’

Could CRISPR cure rare diseases before birth? Scientists are getting closer

Glasgow children's hospital begins robot-assisted surgeries in world first

Altar Stone mystery continues as Stonehenge theory overturned

Uranium cubes reveal why the German nuclear project failed

Code cracked for shipwreck padlock solving 400-year-old mystery

The 'tiny, tiny world' that could explain how the universe works | BBC News

Watch: What is the zeptoverse?

Scientists detect signals at the smallest scale ever explored

Why large dogs age faster than small ones, and other October research highlights

Fossilised red blood cells found in 115m-year-old dinosaur’s bone, say scientists

Most of our measures of a key cognitive process don't agree

How one family gave a critical boost to gene therapy research

Why you should never point a laser pointer at any aircraft