"By every measure, the Pentagon is the largest institutional user of petroleum products and energy … Yet, the Pentagon has a blanket exemption in all international climate agreements … Any talk of climate change which does not include the military is nothing but hot air... It’s a loophole [in the Kyoto Convention on Climate Change] big enough to drive a tank through, according to the report ” A Climate of War.” In 1940, the US military consumed one percent of the country’s total energy usage; by the end of World War II, the military’s share rose to 29 percent....Militarism is the most oil-exhaustive activity on the planet, growing more so with faster, bigger, more fuel-guzzling planes, tanks and naval vessels employed in more intensive air and ground wars. At the outset of the Iraq war in March 2003, the Army estimated it would need more than 40 million gallons of gasoline for three weeks of combat, exceeding the total quantity used by all Allied forces in the four years of World War 1. Among the Army’s armamentarium were 2,000 staunch M-1 Abrams tanks fired up for the war and burning 250 gallons of fuel per hour."