Saturday, February 14, 2009

Global warming by the numbers

Global Warming by the Numbers

Friday the 13th just got a little scarier. Here are 13 facts about the realities of global warming. Even Jason would be scared.

The numbers speak for themselves -- we must make 2009 the showdown year for global warming action. There is no time to lose.

You can help by spreading the word any way you can -- through email, Facebook, Twitter, blogs, whatever works for you.

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Increase in the global carbon dioxide emissions from the burning of fossil fuels since the Kyoto Protocol was signed in 1992.

388.57 ppm
Average concentration of carbon dioxide in the atmosphere in May 2008, a record high.

541 – 970 ppm
The projected concentration of carbon dioxide in the atmosphere by 2100 under a business as usual scenario where we don't dramatically reduce global warming emissions.

260 – 280 ppm
Average concentration of carbon dioxide in the atmosphere before industrial emissions.

50 – 200 years
Length of time carbon dioxide stays in the earth's atmosphere before it is absorbed into carbon sinks.

1000 years
Length of time changes in the earth's surface temperature, rainfall, and sea level will remain even after carbon dioxide emissions are completely stopped.

Percentage that 2008's Arctic seasonal sea ice melt outpaced normal levels.

Increase in the rate of Greenland's ice melt over the last five years.

1.7 days
Number of days earlier seasons are coming than 50 years ago.

1.5 million
Number of acres of forests in Colorado destroyed by the pine beetle, which is better able to survive warmer winters and is wrecking havoc in America's western forests.

$427 million
Amount spent by the oil and coal industries in the first six months of 2008 in political contributions, lobbying expenditures and advertising to oppose climate action.

Number of global warming bills passed by the Senate.

Number of global warming bills passed by the House.


NOAA CO2 Trends
IPCC Third Assessment Report
Carbon dioxide in the Earth's atmosphere
Atmosphere, Climate & Environment Information Programme
ESRL News: New Study Shows Climate Change Largely Irreversible
Arctic Sea Ice News & Analysis
An Accurate Picture Of Ice Loss In Greenland
Pine Beetles: Worse Than You Thought
Early seasons : article : Nature Reports Climate Change
Hill Heat : Oil and Coal Industries Spending Two Million Dollars a Day to Shape Political Debate
By The Numbers 2008 »
By The Numbers 2007 »
By The Numbers 2006 »
Posted: 30-Sep-2008; Updated: 13-Feb-2009

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