Discovery Channel celebrates Earth Hour 2013

This year, as India joins billions of people across the globe to observe the Earth Hour to combat the threats of global warming, Discovery Channel pledges to support the World Wildlife Fund (WWF) campaign.

What happened to “Earth Hour”? Celebrate: It’s the “Power Hour” tonight! « JoNova

Remember all the fuss? What happened to Earth Hour 2013?...there is nothing like the hype of previous years

Second Coldest US March Since 1969 | Real Science

With one week left in the month, US March temperatures remain as the second coldest since Nixon’s presidency.

Arctic Ice Coverage Almost Identical To 1989 | Real Science