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Short-lived uncertainty?

Short-lived greenhouse gases and black-carbon aerosols have contributed to past climate warming. Curbing their emissions and quantifying the forcing by all short-lived components could both mitigate climate change in the short term and help to refine projections of global warming.

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Figure 1: Temperature anomalies, compared with the average for 1950–1980, from observations of global mean surface air temperature (black diamonds) and from climate model simulations for two values of climate sensitivity12.


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Correspondence to Joyce E. Penner.

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Penner, J., Prather, M., Isaksen, I. et al. Short-lived uncertainty?. Nature Geosci 3, 587–588 (2010).

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