Mackenzie River basins, mostly in Alberta. The cold northern permafrost regions beyond the Arctic Circle are very sparsely populated, mainly by indigenous peoples. Most of the Mackenzie watershed is unbroken wilderness and human activities have little influence on the overall water quality, although there are some localized impacts. Some parts of the Mackenzie basin are rich in natural resources – oil and gas in the Northwest Territories and in central Alberta, lumber in the Peace River headwaters, uranium in Saskatchewan, gold and zinc in the Great Slave Lake area and tungsten in the Yukon. As of 2003 there were two operational gold
Alcovy River Alcovy River The Alcovy River (pronunciation: al-CO-vee) is a tributary of the Ocmulgee River in north-central Georgia in the United States. Via the Ocmulgee River, it is part of the watershed of the Altamaha River, which flows to the Atlantic Ocean. The Alcovy River rises in eastern Gwinnett County, northeast of Lawrenceville, and flows generally south through Walton, Newton and Jasper counties. The river is used to define portions of the boundary between Newton and Jasper counties. It joins the Yellow and South rivers to form the Ocmulgee River as part of Lake Jackson, a reservoir formed by a dam