China and the US account for some 40% of the world's carbon dioxide emissions.

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Germany accounted for roughly half of new installations of solar cells around the world in 2009.

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More than 2 million flights pass over the New York City every year.

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In 1900, about 28 percent of the 4,000 plus cars produced in America ran on electricity.

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California gets only 1% of its electricity from coal.

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The average Westerner produces over 500 kg of municipal waste a year.

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The number of additional deaths attributable to climate change every year are estimated to be 150,000.

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Cars contribute around 10% of the man-made greenhouse gases that are responsible for climate change.

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The average American was responsible for 11,444 pounds of carbon emission last year.

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A typical Google search on a desktop computer produces about 7g CO2.

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62 trillion spam emails were sent in 2008; the annual energy consumed by spam is equivalent to the energy usage of more than 2 million typical homes.

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The UN estimates that the world discards up to 50 m tonnes of electric goods, or e-waste, every year.

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Extracting enough gold to make a typical wedding ring can generate up to 3 tonnes of mining waste.

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Every square km of the ocean has an average of 13,000 pieces of plastic floating in it.

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Over 1,120 litres of water are needed to produce 1 litre of coffee (including growing beans, packaging, etc.) - tea requires just 120 litres.

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HP laptops are 90% recyclable and its printers, at least 70% recyclable.

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Coal provides almost 50% of America's and Germany's power, 70% of India's and 80% of China's power.

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UK's "ecological footprint" - the land and sea needed to provide the resources we use and absorb our waste - is 5.3 hectares per person.

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CO2 emissions from shipping are twice the level of aviation.

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