Events to mark Earth Day have been taking place around the globe
on Sunday as people join together to celebrate and promote
environmental causes. From conservation efforts in El Savador to
parades by activists in Indonesia, this year's event is as
colorful and diverse as ever uniting over a billion people in
192 countries, according to organizers, Earth Day Network. Earth
Day is focusing efforts on creating "A Billion Acts of Green" in
2012. Billed as "the world's largest environmental service
campaign," organizers hope the effort will demonstrate
widespread support for coordinated action to tackle
environmental issues. Pledges large and small have been flooding
into the official Earth Day web site since its launch in
November 2010 and a rally at the National Mall in Washington
D.C. on Sunday will coordinate a final push to break through the
one billion barrier. The environment has been "put on the
backburner by world leaders," according to Kathleen Rogers,
president of Earth Day Network. "That's why we're co