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Title: LATE-TWENTIETH-CENTURY RISE IN TEMPERATURE
Caption: Global temperature change during the past 1000 years. This graph was generated by a computer model that removed the effects of solar and volcanic forcing so you can visualize the impact of anthropogenic forcing from greenhouse gases. (Modified after Crowley, T. J. 2000. Causes of climate change over the past 1000 years. Science 289: 270-277)
Keywords: atmosphere, climates, climatology, global warming, greenhouse effect, gases, carbon dioxide, temperatures