Could climate change have caused the fall of Rome? This video examines how the Roman Empire thrived during the "Climate Optimum" of the 2nd century, only to face climate deterioration after 250 AD.
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Rethinking climate change: Natural variability, solar forcing, model uncertainties, and policy implications
Current global climate models (GCMs) support with high confidence the view that rising greenhouse gases and other anthropogenic forcings account for nearly all observed global surface warming—slightly ...
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