The warning came after radiation from Fukushima plant was found in Northern Alaska.
Read more...Extreme flooding has greatly impacted the Alberta providence of Canada.
Read more...Alberta's tar sands appear an economic miracle to some but their extraction and shipment will cause untold damage.
Read more...Protesters outside the White House, rallying against the Keystone XL pipeline expansions, Nov. 6, 2011 (Creative Commons).
More than four dozen were arrested Wednesday.
Read more...The pipeline would carry oil from Canada to Texas.
Read more...