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President Obama Creates the Largest Protected Area in the World | Sierra Club

President Obama Creates the Largest Protected Area in the World | Sierra Club

The Grand Canyon is a national icon. But the amazing lands around it are threatened by uranium mining. Tell President Obama to protect this treasure by naming the Greater Grand Canyon Heritage National Monument.

The Grand Canyon is a national icon. But the amazing lands around it are threatened by uranium mining. Tell President Obama to protect this treasure by naming the Greater Grand Canyon Heritage National Monument.

The president is set to vastly expand an sanctuary northwest of the Hawaiian…

Obama to Create World’s Largest Marine Reserve Off Hawaii

The president is set to vastly expand an sanctuary northwest of the Hawaiian…

Fossil Fuel Revolution: Tell Obama to 'Keep It in the Ground'

Fossil Fuel Revolution: Tell Obama to 'Keep It in the Ground'

88,200 Gallons of Shell's Crude Oil Leaks Into the Gulf

88,200 Gallons of Shell's Crude Oil Leaks Into the Gulf

The first data-driven estimate of the Earth's total supply of groundwater shows that less than six per cent of groundwater in the upper two kilometers of the Earth's landmass is renewable within a human lifetime. The study, in Nature Geoscience, is led by Dr. Tom Gleeson of the University of Victoria with co-authors at the University of Texas at Austin, the University of Calgary and the University of Göttingen.

The first data-driven estimate of the Earth's total supply of groundwater shows that less than six per cent of groundwater in the upper two kilometers of the Earth's landmass is renewable within a human lifetime. The study, in Nature Geoscience, is led by Dr. Tom Gleeson of the University of Victoria with co-authors at the University of Texas at Austin, the University of Calgary and the University of Göttingen.

World's First Boat Powered by 100% Renewables to Circle Globe

World's First Boat Powered by 100% Renewables to Circle Globe

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