STA
Santo Tomás University, Magazin Shimmering Words N° 3, april 2010
Law
Diana Sofía Melo
T he area was inhabited by Native Americans who built many caves and settlements within canyon, before the European immigration. The Grand
Canyon was created by the Colorado River over a six million year period. The canyon began in the west, followed by another that formed in the east.
The merger apparently occurred where the river today bends to the west, in the area known as the Kaibab
Arch. The Grand Canyon is one of the first national
`parks in the United States.
The Grand Canyon is a Steep-sided gorge carved by the Colorado River in the United States in the state of
Arizona. The canyon is 277 miles long, ranges is width from 4 to 18 miles and attains a depth of over a mile.
The president Theodore Roosevelt was a major proponent to preserve the Grand Canyon visiting on numerous occasions to hunt and enjoy the scenery.
The first European known to have viewed the Grand
Canyon was Garcia Lopez de Cárdenas from Spain, who arrived there in 1540. This national park is one of the world's premier natural attractions, attracting about five million visitors per year. The Grand Canyon is a massive rift in the Colorado plateau that exposes uplifted Proterozoic and Paleozoic strata, and is also one of the six distinct Physiographic sections of the
Colorado plateau province.
The Grand Canyon in the north side tends to give a better impression to expanse canyon than those from the south side. The Grand Canyon has suffered some problems with air pollution, attribute to the nearby
Navajo generating station a coal –burning power plant.