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ENRICHMENT

When the addition of nutrients, such as nitrogen and phosphorus, from sewage effluent or agricultural runoff to surface water, greatly increases algal growth. Nutrient enrichment in reservoirs and lakes are increasingly developing challenges among the pollution control experts, environmentalists, and biologists on an overall basis. Although some nations have already made great strides in ascertaining the effects and creating substitutive control strategies in regards to balancing nutrients in reservoirs.