Within the academic discipline of cultural anthropology, according to the OED, matriarchy is a culture or community in which such a system prevails or a family, society, organization, etc., dominated by a woman or women. In general anthropology, according to William A. Haviland, matriarchy is rule by women.
Sources of sulfur dioxide pollution In 1963, more than 23 million tons of sulfur dioxide were discharged into the atmosphere of the United States. The fossil-fueled power plant is the chief contributor to sulfur dioxide emissions and accounts for over 40% of the total emission.
70 combustion occurs at power plants, sulfur dioxide is released to the atmosphere (U.S. EPA, 2010a). 71 Atmospheric sulfur dioxide then reacts with water, oxygen, and other chemicals to produce acid rain (U.S. 72 EPA, 2007a). 73 contains high amounts of sulfuric and nitric acids (U.S. EPA, 2007a).