The National Geographic Magazine, Volume 212, Issues 4-6National Geographic Society., 2006 - Geography |
From inside the book
Results 1-3 of 19
Page 34
... carbon emissions , and they may not meet their own modest targets . Meanwhile , U.S. carbon emissions , a quarter of the world's total , continue to rise steadily - earlier this year we told the United Nations we'd be producing 20 ...
... carbon emissions , and they may not meet their own modest targets . Meanwhile , U.S. carbon emissions , a quarter of the world's total , continue to rise steadily - earlier this year we told the United Nations we'd be producing 20 ...
Page 37
Today By 2057 Projected emissions of 16 16 billion metric tons of carbon a year 15 Three possible paths for future carbon emissions : MAINTAIN current rate of increase HOLD emissions at today's rate by cutting 8 wedges by 2057 , then ...
Today By 2057 Projected emissions of 16 16 billion metric tons of carbon a year 15 Three possible paths for future carbon emissions : MAINTAIN current rate of increase HOLD emissions at today's rate by cutting 8 wedges by 2057 , then ...
Page 41
... carbon dioxide . Unlike the ancient carbon unlocked by the burning of fossil fuels , which is driving up Earth's thermostat by the minute , the carbon in biofuels comes from the atmosphere , captured by plants dur- ing the growing ...
... carbon dioxide . Unlike the ancient carbon unlocked by the burning of fossil fuels , which is driving up Earth's thermostat by the minute , the carbon in biofuels comes from the atmosphere , captured by plants dur- ing the growing ...
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