The state of our climate

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TOP: The surface of the sea around Australia has warmed every decade since 1900. The average value for the decade to the end of 2011 is shown in darker grey. (Source: Bureau of Meteorology) BOTTOM: The rising heat content of the world ocean (shading indicates the accuracy of the estimate). (Source: CSIRO)

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Durban: a platform for what?

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TOP The face of Africa at the Durban meeting: Maite Nkoana-Mashabane (right), South Africa’s foreign minister and president of the conference. BOTTOM: The reason why any delay on global agreement is unacceptable.

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What is really needed to address climate change?

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Fig. 1: Temperature record over 65 million years. Note the sharp peak (tagged PETM) around the time when the Paleocene epoch gave way to the Eocene. ARTWORK: Robert A. Rohde Fig. 2: Comparison of PETM emissions with those of today. SOURCE: Scientific American, July 2011, p 59. ARTWORK: Jen Christiansen

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A banker’s thoughts on the science of climate

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The Global Carbon Project’s calculation of emissions growth since 1990 in developed (blue) and developing (green) economies. Dotted lines represent consumption and continuous lines are production; the shaded areas represent trade balances. ORIGINAL GRAPHIC GLOBAL CARBON PROJECT

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