Two eminent climate scientists discuss the policy debate. Their clash tells us much.

Model of a hurricane.

Summary: The climate policy debate heats up, as seen in this exchange between two climate scientists sparked by last week's House hearing about climate change. It illuminates the areas of agreement and debate among scientists, which is an important aspect of the policy debate -- but seldom mentioned by journalists. The stars have aligned for … Continue reading Two eminent climate scientists discuss the policy debate. Their clash tells us much.

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Look at the trends in extreme weather & see the state of the world

Climate Change Drama

Summary: Climate activists make bold claims about extreme weather caused by our CO2 emissions, attributing most big weather events to CO2's influence. Let's look at the numbers. Have extreme weather events become more common? The answers are easily available. "Some day — not tomorrow, not next year, but probably sometime before runaway climate change forces … Continue reading Look at the trends in extreme weather & see the state of the world

New research ends the battle about the pause in global warming. Neither side won.

Global Warming

Summary: The rise in temperatures during the past few years shows how both activists and skeptics have misrepresented the global warming story. This has been especially so during the decade-long debate about the warming pause. Since 1950 warming has occurred in stair-like steps, with pauses between them. That gives a useful frame to watch temperatures … Continue reading New research ends the battle about the pause in global warming. Neither side won.

Professor Michael Mann destroys the case for action on climate change

House Committee on Science Space and Technology

Summary: The House Science committee heard from three climate scientists. The testimony of the activist, Michael Mann, destroyed the case for strong public policy action to fight climate change. He deserves attention. Sadly, the attention has been on the least important parts of his testimony. “It is extremely likely (95 – 100% certain) that human activities … Continue reading Professor Michael Mann destroys the case for action on climate change

Stratfor gives us good news, showing when renewables will replace fossil fuels

Stratfor

Summary: A key piece of the doomsters' climate change destroys the world story is that fossil fuel use continues to increase -- especially coal, which becomes the world's top fuel in the second half of the 21st Century (as it was in the late 19thC). Here Stratfor adds to the evidence that this is not … Continue reading Stratfor gives us good news, showing when renewables will replace fossil fuels

An example of climate activists at work that shows why they lost

Climate Apocalypse

Summary: Here is a first-person account of a small but telling incident in the climate policy wars, showing how the methods used by climate activists won battles, but lost the war. Their political power could destroy opponents, but doing so did not convince a majority of the US public. Now Republican gains have closed the … Continue reading An example of climate activists at work that shows why they lost

An eminent climate scientist describes the frontiers of climate science

Summary: Here is a status report on climate science by an eminent climate scientists, helping us see its frontiers and so better cope with one of the major challenges of the 21st century. (Second of two posts today.) "A new paradigm for assessing the role of humanity in the climate system -- and in climate … Continue reading An eminent climate scientist describes the frontiers of climate science