Overgrazing causes desertification. This issue can be solved through rotational grazing.
The Colorado River runs through seven states — Wyoming, Colorado, Utah, New Mexico, Nevada, Arizona, and California.
About 71 percent<span> of the Earth's surface is water-covered, and the oceans hold about </span>96.5 percent<span>of all Earth's water. Water also exists in the air as water vapor, in rivers and lakes, in icecaps and glaciers, in the ground as soil moisture and in aquifers</span>
