Examples of mobile sources are passenger cars, light trucks, large trucks, buses, motorcycles, earth-moving equipment, nonroad recreational vehicles (such as dirt bikes and snowmobiles), farm and construction equipment, cranes, lawn and garden power tools, marine engines, ships, railroad locomotives, and airplanes.
[2] Government agencies worldwide have struggled with finding new and innovative approaches to address the growing problem of air pollution and global warming.
Most proposed strategies to mitigate global climate change focus on reducing the dominant source of GHG emissions to the atmosphere – combustion of fossil fuels, which releases carbon dioxide.
The primary reduction strategy under the Kyoto Protocol is a trading system that essentially makes carbon credits a commodity like oil or gas.
EPA's subsequent interpretive rulings expressly allow owners of new sources to obtain emission credits from other companies that operate facilities located in the same air quality control region.
What follows is the exchanging of the MERC in the customer account for monetary assets this includes the following steps: At present, the pollutant may be selected from a group consisting of nitrogen oxides (NOx), carbon monoxides (CO), carbon dioxides (CO2), hydrocarbons (HC), sulfur oxides (SOx), particulate matter (PM) and volatile organic compounds (VOCs).