Arctic cold blast impacting north India’s winter

The long and chilly winter in north India this year could be linked to cold blasts from the Arctic region that have been spilling southwards since late December due to the breakdown of a wind circulation called the polar vortex — an event that has brought freezing spells in Europe and is currently unleashing severe snowstorms in the US.

from Times of India http://bit.ly/2FVyy3T