Chlorofluorocarbons or CFCs are a chemical compound containing carbon, chlorine, and fluorine. Throughout the 20th century, CFCs were mass produced for their popularity in refrigeration and spray cans. In the 1970s, evidence began to show the harmful effects of CFCs on Earth.
Originally created as Great Sand Dunes National Monument on March 17, 1932, Great Sand Dunes National Park and Preserve was established by an act of the United States Congress on September 13, 2004.
+974 7074 1550. As you travel over the sand dunes, you will get an unequalled view of the desert and, if you listen closely, you can hear the sands......... Though Qataris traditionally sought their living from the sea, Oil, discovered in 1930 and now gas, has turned Qatar into one .........