The federal government owns roughly 640 million acres, about 28% of the 2.27 billion acres of land in the United States. Four agencies administer 608.9 million

"The public lands of the western United States comprise some 450 million acres of grassland, steppe land, canyons, forests, and mountains. It's an American comm

Border security has been high on public-policy agendas in Europe and North America since the September 11, 2001 attacks on the World Trade Centre in New York Ci