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.
Emissions of sulfur dioxide are responsible for 60-70% of the acid deposition that occurs globally. 1  More than 90% of the sulfur in the atmosphere is of human origin. The main sources of sulfur include: 2  Coal burning - coal typically contains 2-3% sulfur so when it is burned sulfur dioxide is liberated.