Dune and gloom Oil sands development comes to Rocky Mountains

It is estimated that making usable oil from tar sands consumes four barrels of energy to make 10 barrels of synthetic crude, generating more greenhouse gases in the process than conventional oil production. It requires a huge infrastructure to supply that up-front energy and transport the oil out.

by Mike Duncan

Full Story: http://missoulanews.bigskypress.com/missoula/dune-and-gloom/Content?oid=1405431