Air pollution consists of gaseous, liquid, or solid substances that, when present in sufficient concentration, for a sufficient time, and under certain conditions, tend to interfere with human comfort, health or welfare, and cause environmental damage.
Triple Falls in Glacier National Park, Montana. October 31, 2012 by wahba 3 Comments. Located at the Montana and bordering with the Canada provinces British Columbia and Alberta, the Glacier national park is spread over the 1,000,000 acres and it is real natural beauty.In this picture you can enjoy the triple falls with the outstanding background landscapes. The photography has been taken by Chlo Ethan.ctober 31, 2012 by wahba 3 Comments. Located at the Montana and bordering with the Canada provinces British Columbia and Alberta, the Glacier national park is spread over the 1,000,000 acres and it is real natural beauty. In this picture you can enjoy the triple falls with the outstanding background landscapes.
The park is one of three units in the North Cascades National Park Service Complex which was established on October 2, 1968 by the signing of the North Cascades Act by Lyndon B. Johnson.This act is composed of: 1  North Cascades National Park, 684,242 acres. 2  Ross Lake National Recreation Area, 117,574 acres.he North Cascades National Park lies in the northernmost region of the Cascade Mountains in Washington State, amid wild, forested, nearly impenetrable mountains remarkable because of their numerous glaciers, permanent snowfields, and sheer-walled cliffs, spires, and pinnacles.