Melting Arctic ice changing weather patterns, scientists say

Melting Arctic ice changing weather patterns, scientists say,
May 5, 2015,
By Margo McDiarmid, environment reporter,
CBC News,

Scientists are warning of an increasing environmental chain reaction as the melting of Arctic ice hits a new record this year.

This winter, the ice at the top of the northern hemisphere reached its peak thickness near the end of February, weeks ahead of normal.