While chiding his Republican colleagues who deny widely accepted scientific opinion that climate change is caused by human activity, former South Carolina Republican Congressman Bob Inglis suggests an approach the problem that is congruent with Republican reliance on free markets. In articles published in Bloomberg Businessweek and USA Today, Inglis says that only by objectively considering all the costs of the country’s dependence on oil and coal – health costs, defense costs, environmental costs and tax subsidies – could a free-market-driven alternative compete with a governmental cap-and-trade system to control greenhouse gas emissions.