what is layers of lakes?Advertisement
Lake stratification is the separation of lakes into three layers: Epilimnion - top of the lake. Metalimnion (or thermocline) - middle layer that may change depth throughout the day. - read more
A paired (black and white) layer of the varved lake sediments correspond to a year. During winter, when organisms die, carbon is deposited down, resulting to a black layer. At the same year, during summer, only few organic materials are deposited, resulting to a white layer at the lake bed. - read more
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