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
at
Labels: ,

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

Philippines vice president Sara Duterte impeached for a second time

If convicted in a Senate trial, which is uncertain, she will be disqualified from running for president. from BBC News https://ift.tt/H0Ch...