Science is never 100% settled, it deals with hypotheses and assumptions. However, some try to argue that global warming isn't real just because there is no way to "prove" that it is.
A California-based automotive company promises 100 miles per charge on their new electric car, the Coda. In a joint venture, a factory in China builds the car's batteries.
Join a cast of celebrities, scientists and experts who explore the dangerous state of the Earth's environment and how we can fix the damage that's already done.
Eve Mosher is taking her message to the streets. She's chalking a line across New York City that shows where flooding could reach if a really big storm hits.