OBJECTIVE FORESTRY

Detailed explanation-1: -The United States has 154 protected areas known as national forests, covering 188, 336, 179 acres (762, 169 km2; 294, 275 sq mi). National forests are managed by the U.S. Forest Service, an agency of the U.S. Department of Agriculture.

Detailed explanation-2: -Russia is home to the largest area of forest – 815 million hectares. Brazil, the United States, Canada, China, Australia, and the Democratic Republic of Congo also have a largest forest area – more than 100 million hectares each.