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2010 Gulf of Mexico Oil Spill Timeline

by Dana J. Quigley and Catherine McNiff Source: U.S. Coast GuardApril | May | June | July | August | September | November | December | February 2011 | March 2011 | November…

South Africa Department of State Background

U.S. Department of State Background Note South Africa Index: People History Government and Political Conditions Economy Foreign Relations U.S.-South African Relations PEOPLEUntil 1991, South…

Nigeria Department of State Background

U.S. Department of State Background Note Nigeria Index: People History Economy Defense U.S.-Nigerian Relations PEOPLE The most populous country in Africa, Nigeria accounts for over half of West…

Rockefeller, John Davison

(Encyclopedia) Rockefeller, John Davison, 1839–1937, American industrialist and philanthropist, b. Richford, N.Y. He moved (1853) with his family to a farm near Cleveland and at age 16 went to work…

stem cells

(Encyclopedia) stem cells, unspecialized human or animal cells that can produce mature specialized body cells and at the same time replicate themselves. Embryonic stem cells are derived from a…

smoking

(Encyclopedia) smoking, inhalation and exhalation of the fumes of burning tobacco in cigars and cigarettes and pipes; in the 21st cent., vaping, the similar use of e-cigarettes, also has become…

social welfare

(Encyclopedia) social welfare or public charity, organized provision of educational, cultural, medical, and financial assistance to the needy. Modern social welfare measures may include any of the…