The figure shows the global atmospheric concentration of carbon dioxide up to 2010. The value for 2011 is 390.9 ppm but is not included in the chart to ensure consistency with the other greenhouse gas figures.
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Encourage your workplace to develop a sustainable transport policy for business trips. You can buy carbon credits to off-set flights, minimise physical meetings involving travel by using conference or video-calls or take a sleeper train instead of flying.
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