Construction of nutrient trends using time-series data at the river mouth of Changjiang, which has been maintained at monthly scale since early 1980s. (IMAGE)

Science China Press

Construction of nutrient trends using time-series data at the river mouth of Changjiang, which has been maintained at monthly scale since early 1980s.

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Concentrations of dissolved inorganic nitrogen and phosphate increase both over last three decades, while dissolved silicates remain rather stable. Beside the annual trend, fluxes in flood (July) and dry (January) periods are also compared.

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©Science China Press

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