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Environmental Sustainability Division

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Phytoremediation of Strontium-90 along Columbia River riparian zone

Phytoremediation of metals and radionuclides in riverbank areas was accomplished using a fast-growing, easily propagated willow variant with a root system that invades the saturated zone and tolerates prolonged flooding.

Photo of the Hanford Reach, showing the riverbank and the Columbia River
Columbia River

Photo of willows being used for phytoremediation
Plants along the riverbank

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