Search This Blog

Pages

Thursday, 31 January 2019

Polar vortex: What is it and how does it happen?

The deep freeze gripping much of the US has been blamed on a polar vortex. Here's what that means.

from BBC News - Home https://bbc.in/2Sex5LW

No comments:

Post a Comment

Hurricane Erin grows as it barrels towards Caribbean

The "extremely powerful" storm is downgraded in intensity but could still bring life-threatening effects. from BBC News https://...