Road Trip : An American Ritual – How Can it Go Green?

What is methane, how does it contribute to global warming, and how do methane emissions pose a different threat to the environment as opposed to other types of emissions?

What is space tourism, and how could it pose a risk to the climate and our environment on Earth – despite the fact that space tourism would take place millions of miles away from planet Earth itself?

What goes into the calculation for the carbon footprint of your favorite food, and what are some of the most most common favorite foods in the U.S. that might be subject to excess emissions – and is there a way to replace those foods without sacrificing the environment or taste?