Occupying its outermost third is a convective zone where gas is rising and falling in planet-sized cells.
Countries on every corner of this Earth now recognize that energy supplies are growing scarcer, energy demands are growing larger, and rising energy use imperils the planet we will leave to future generations.
With new technologies rising faster than sea level on a hot planet, America is headed for the biggest energy boom in 60 years.
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Yes, just as promised in his victory speech, this was clearly the time when the rising oceans began to slow, and the planet began to heal.
We must use all resources and develop all technologies necessary to rescue our economy from the damage caused by rising oil prices and restore the health of our planet.
"You may be concerned about the temperature of the planet, but it's probably not rising to your number one concern, " Mr. Obama said.
Hansen and other scientists said the planet is warming because the world is spewing ever rising amounts of greenhouse gases mostly carbon dioxide.
The villains and solutions were the same as with global warming: Economic growth, rising living standards, capitalism and increased economic activity were going to destroy the planet.
But the next president will have to repair international relationships and wrestle with a passel of other problems that have arisen during the Bush administration, including rising energy and food prices, faltering financial institutions, an ever-warming planet and the looming threat of terrorism.
"Six Degrees", by leading environmental campaigner Mark Lynas, sounds a red alert for the health of the planet, charting degree-by-degree the likely consequences of rising temperatures up to the worst-case scenario 5.8 degrees Celsius (10 degrees Fahrenheit) rise envisaged by the Intergovernmental Panel on Climate Change's 2001 report.
And I think we continue to be heartened by progress that's being made in Congress to address how to make ourselves more energy independent and protect our planet, and how do we drive down the costs for families and small businesses struggling with the rising cost of health care.
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