July 1996 Global Warming Combatants Raise The Temperature. A scientific argument is blazing over a U.N. agency’s view that global warming is probably caused by people. Some scientists say flawed data and politics have tainted the case. Arguments over the quality of the science behind the U.N.’s Intergovernmental Panel on Climate Change (IPCC) have led … Continue reading Global Warming Combatants Raise The Temperature.