Lake Parramatta
Geographical processes
Human actions can dramatically increase riverbank erosion. These actions include land clearing near creeks and rivers, rural and urban development, trampling by pedestrians and the introduction of exotic vegetation such as trees and vines with shallow roots.
Stormwater drainage has led to the increased flow of water in rivers during storms, due to the excess amount of water flowing into the river, the sediment on the bottom of the river is disturbed making the water cloudy.
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