The Great Lakes rely on precipitation for replenishment. Each lake is surrounded by a drainage basin - an area of land where ...
hold paramount significance in maintaining the ecological integrity and socioeconomic prosperity of the Great Lakes Basin. The dynamic water levels of the Great Lakes play a pivotal role in numerous ...
Above: Satellite view of the Great Lakes on a recent clear day ... one-third of the population of Canada live within their drainage basin. They hold about 6 quadrillion gallons of water, or ...