5.27 Acres MOKENA, Will County, Illinois $316,000. Build your dream home in Mokena on this 5 acre full walk-out lot in the beautiful, well established, Hunter Trails Subdivision.
Human-related Sources. In the United States, the largest methane emissions come from the decomposition of wastes in landfills, ruminant digestion and manure management associated with domestic livestock, natural gas and oil systems, and coal mining.
Methane is a very effective greenhouse gas, but with a shorter lifespan in the atmosphere than carbon dioxide. It comes from a variety of sources. Some sources are natural: methane escapes wetlands and oceans at a significant rate. Other sources are anthropogenic, which means man-made.