Shell Faces Pushback As Alaska Drilling Nears

The company has spent $4 billion since 2007 on preparations to explore for oil off the north coast of Alaska. Many Alaskans welcome the venture, which could lead to the development of trillions of dollars worth of oil. But not everyone's convinced Shell has all the environmental safeguards in place to protect areas of the pristine Arctic.

3d anatomy and physiology free 3d anatomy and physiology software