More than 8000 demonstrators gathered at the White House recently near demonstrations, U.S. President barack Obama ordered a request to stop the oil from Canada to build an oil pipeline engineering. The U.S. state department recently on a Canadian cooperat …

Burkina faso is to be located in the west of Africa in the upper reaches of the river NaLiuGuo walter. Is the United Nations released one of the least developed countries. 2008 in global human development index ranking list in 173th place. The industry fou …