More Going Green stories
From the archives
Save the planet — and save some money, too. Here's how to help your bottom line by producing less carbon dioxide.
Green week videos
Hawaiians Defend Against Lava Flow's Progress
Man-made mounds are springing up around Pahoa to defend property and essential services against the lava flow bearing down on the Big Island village.
Obama’s green dreams
President Obama’s environmental initiatives are going to mean good things for a host of industries across the country. Here are six sectors likely to benefit from Obama’s scheme to go green.
Carbon trade game
Learn how the "cap and trade" scheme works and play along in a simulated market.
Battle of the Bags: Paper vs. Plastic
Msnbc.com takes you on interactive journey through the debate over the "greenest" way to cart away groceries.