When will #Arctic be ice free and what impact will that have?

The consistent and persistent shrinkage of the sea ice extent in the Arctic means that the question of an ice free summer is not simply a possibility, but rather is a probability. Below is the NSIDC trend illustrating this downward trend. What is shows you is the extent of sea ice each and every March since … Read moreWhen will #Arctic be ice free and what impact will that have?