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In India, surnames are placed as last names or before first names, which often denote: village of origin, caste, clan, office of authority their ancestors held, or trades of their ancestors. The use of surnames is a relatively new convention, introduced during British colonisation.
It includes the total number of people with each surname as well as the rate per 100,000 people. Figures for the 2000 Census are also included for comparison. [10] In 2010, there were 51,089,493 people with last names in the top 100, representing 16.5% of the total (308,745,538).
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Suffered from significant industrial pollution called "foul and noisome, polluted by offal and industrious wastes, scummy with oil, unlikely to be mistaken for water." [ 220 ] Fish kills and submerged vehicles were a common sight, along with toxic chemical plumes that colored parts of the river pink and orange. [ 221 ]
Topsoil runoff from farm, central Iowa (2011). Water pollution in the United States is a growing problem that became critical in the 19th century with the development of mechanized agriculture, mining, and manufacturing industries—although laws and regulations introduced in the late 20th century have improved water quality in many water bodies. [1]
The chlorination of the water supply helped stop the epidemic and as a precaution, the chlorination was continued until 1911 when a new water supply was instituted. [130] Manual Control Chlorinator for the liquefaction of chlorine for water purification, early 20th century. From Chlorination of Water by Joseph Race, 1918.
View history; General ... Water pollution by country (14 C, 2 P) A. Pollution in Australia (1 C, 6 P) B. ... Pages in category "Pollution by country"
Lists of the most common surnames by continent: Lists of most common surnames in African countries; Lists of most common surnames in Asian countries; Lists of most common surnames in European countries; Lists of most common surnames in North American countries; Lists of most common surnames in Oceanian countries