Showing posts with label john holden. Show all posts
Showing posts with label john holden. Show all posts

Thursday, January 9, 2014

Another Clear And Cogent Explanation Of The Polar Vortex

This explanation is offered by President Barack Obama’s science advisor, Dr. John Holdren. Even if Stephen Harper hadn't abolished the position of National Science Advisor in 2008, it is hard to imagine anyone in his employ speaking so frankly.