Ford's VP of Sustainability, Environment and Safety Engineering on meeting CAFE standards through "weight loss reduction", on other industries "stepping up" to the carbon challenge, and on the Ford Fusion Hybrid "customer satisfaction campaign" that was not a recall.

From watching nesting birds to catching fireflies, these citizen science projects connect people in fun, family-friendly efforts to understand the environment and benefit wildlife.

Through an innovative partnership with Take Part, American Express will not only donate $4 million annually to causes selected by the public, but it will actually reward volunteer service.

The Svalbard Global Seed Vault was launched in 2008 to protect the world's food crops. This month, it reaches a new milestone.

Watch a clip from 2010 Best Documentary Oscar winner The Cove, which exposes the brutality of dolphin hunting in a small Japanese town.