Cuba is the largest island in the Caribbean, with an area of 109,884 square kilometres (42,426 sq mi), and the second-most populous after Hispaniola, with over 11 million inhabitants. Prior to Spanish colonization in the late 15th century, Cuba was inhabited by Amerindian tribes. It remained a colony of Spain until the SpanishâAmerican War of 1898, which led to nominal independence as a de facto United States protectorate in 1902.
US average fuel economy at record high of 24.8 mpg. November 2, 2016 by Dee-Ann Durbin. In this June 30, 2016 file photo, nozzles pump gas into vehicles at a BP gas station in Hoboken, N.J. Fuel economy is at a record high as new technology helps vehicles lose weight and drive more efficiently.
The hydrogen economy is a proposed system of delivering energy using hydrogen. The term hydrogen economy was coined by John Bockris during a talk he gave in 1970 at General Motors (GM) Technical Center. The concept was proposed earlier by geneticist J.B.S. Haldane.