• Greener cooking methods have been quite the craze lately, but the search for the perfect solution will (hopefully) continue until there is one. In Senegal, "green charcoal" is now being produced from agricultural waste materials to replace the black kind that has caused the destruction of so many trees. • "Bell-bottoms and gas masks": Check out National Geographic's slideshow of the first Earth Day, back in 1970. (And learn here about its history—why is it April 22, anyway?) • Gotta pay some respect to history's Earth Day heroes, whether they be from comic books or real life. • Here's the bad news first: Dow Chemical is sponsoring a fish festival near a polluted Michigan river where the (toxic) fish that are caught will be donated to the poor. But the good news: If you like SunChips, you can soon rest assured about their packaging—by 2010, it will be fully compostable.
Image: Flickr / kimberlyfaye