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.
Inorganic nitrogen sources The air we breathe is about 78% nitrogen in the form of N 2 gas and about 21% oxygen in the form of O 2 gas. The remaining one percent of the atmosphere is a combination of all the other gases, including carbon dioxide that is the source of carbon used by green plants.