"on the whole, american politicians have been least willing to in order to combat global warming.? "

The answer is reduce carbon emissions. Since the year 1980, America has already produces 16.00 metric tons of carbon emissions, and through the years they have increased and decreased, yet in terms of decreasing, it is slow and is still considered to be a high production of CO2 emissions. Carbon Emissions in the US are mostly caused by human activities, such as the production of cement, the act of deforestation, and the burning of fossil fuels, such as coal, oil and even natural gases are included, which results to a higher emission of carbon dioxide in the country.