"U.S. President Barack Obama says inaction on climate change could leave future generations with an "irreversible catastrophe."

Mr. Obama urged more than 90 global leaders gathered for a climate change summit in New York City to work together to combat the problem.

U.N. Secretary-General Ban Ki-moon called the summit, and opened the session Tuesday by saying it would be 'morally inexcusable' not to act."

This is an excerpt from a news story.

Thank goodness someone is worried about global warming besides me. I'm sure a lot of people feel relieved that the government is showing interest in greenhouse gases. We need our atmosphere!