Americans are ready to be part of a mission to transform to renewable energy, Obama said at the Trinity Structural Towers in Iowa, the former Maytag plant that now makes wind towers.
He reminisced about tire gauges and how critics poked fun during the campaign when he suggested people inflate their tires to save gas.
Next week he said he will be talking to leaders around the world to talk about the energy crisis. "We are ready to engage," he said. He talked about leasing waters for clean energy.
See the White House blog for more on Earth Day.
Van Jones, Special Advisor for Green Jobs, Enterprise and Innovation at the Council on Environmental Quality, talks about renewable energy, green jobs and food on the roof: