The uncertainty associated with future climate projections linked to economic possibilities of what people will do is far larger than the uncertainty associated with physical climate models. (scientificamerican.com)
There is an important difference between physical climate models and economic ones: namely, physics. (scientificamerican.com)
And, because it eschews complex physical climate models for a statistical, data - driven modeling approach, it is relatively «simple and parsimonious,» Kalra said. (aaas.org)