World marketed energy consumption is projected to increase by 50 percent from 2005 to 2030, according to a new report from the United States Energy Information Agency.
energy use
EIA Predicts 50% Energy Increase by 2030
New Scientist graphic of global energy use
an intereting graphic showing global energy use 

Green living weekly: clean, renewable human power!
An average person stores as much energy in fat as a 1000kg battery and there are some interesting developments that are trying to harness some of this energy. We're not just talking riding a bike. What if your walk or bike not only got you to your destination, but also charged a battery or a portable device?

14 Easy Ways to Be an Everyday Environmentalist
Remember when "environmentalist" just meant... recycling? Today there's a lot more choice! Check out these tips from scientists and leading green bloggers on how to make personal, everyday choices to help save the planet.