Bill Chameides: Global Warming and Predictions of an Impending Ice Age – Part 2 — Nicholas School of the Environment at Duke University

Sunspots and cosmic rays are not the cause of the recent warming. How do we know? It’s all in the data.

Solar variations can have and have had a huge effect on our climate — that’s obvious. But have they been the cause of climate change over the past 30 years or so, when we have seen an accelerated rate of warming? (I will address the issue of the past ten years of warming or lack thereof in a subsequent post, so please hold your comments on that one.)