New York Times: To the Editor: Re “U.N. Climate Panel and Its Chief Face a Siege on Their Credibility” (front page, Feb. 9): That fossil fuel industry-financed forces are continuing their campaign to undermine the United Nations` Intergovernmental Panel on Climate Change and its chief scientists should not distract us from what we know about our climate. Two physical findings stand out. In the last 50 years the world ocean has accumulated 22 times as much heat as has the atmosphere …