Interest Rates as of 4/19/2017. A 30-year loan in which the interest rate does not change during the entire term of the loan. $. (2) This is an adjustable rate loan so monthly payments and interest paid will change.
Air Pollution Sources. Air pollution comes from many different sources. Natural processes that affect air quality include volcanoes, which produce sulfur, chlorine, and ash particulates. Wildfires produce smoke and carbon monoxide. Cattle and other animals emit methane as part of their digestive process. Even pine trees emit volatile organic compounds (VOCs).
Human-made air pollution comes from many things. Most air pollution made by humans today is because of transportation. Cars, for instance, make about 60% of the human-made air pollution. The gases inside car exhaust, like nitrogen oxide, make smog and acid rain.