Greenland has been losing large amounts of ice into the sea Ã¢Â€Â“ enough to collect into rafts the size of states.
Greenland has been shedding billions of tons of ice in 2007, the melted equivalent of draining San Francisco Bay every 10 days.
Alaska has been losing tremendous volumes of ice to the sea.
Alaska has been shedding large amounts of ice into the sea - on average, enough to fill a daily freight train around the world.
Arctic sea ice acts like a heat shield, reflecting most of the sun's energy. As the ice has melted back, it reflects less, and the planet is absorbing more heat.
NASA satellites have watched Arctic sea ice for three decades now, and the record shows more and more melting over time.
A demonstration of the process of carbon capture and sequestration for the proposed PurGen plant in Linden, NJ.
CO2 emissions from fossil fuel have been growing steadily in the US and are projected to continue growing until 2030 and beyond if no legislation is passed to reduce emissions.