Doubters deny the importance of human-induced climate change, either because they believe the scientific evidence is inconclusive or because they expect the costs to be enormous.
Corporate groups are concerned with staying profitable.
Low-elevation areas and local interests fear severe environmental and economic impacts. Health and environmental organizations have a range of concerns about the varying impacts of climatic change. An American economic advisor to the Sierra Club. These scientists are involved in current research on global warming. Scientist at Stanford University researching climate change through modeling.