table of contents An overview of the principles and methods in
phytoremediation. Biology Articles » Biotechnology » Green
Biotechnology » Phytoremediation (a lecture) » The Principle -
Phytoremediation (a lecture) - Use plants to "vacuum" heavy
metals from the soil through their roots - Certain species have
the ability to extract elements from the soil and concentrate
them in the stems, shoots, and leaves - The unique plants must
be able to tolerate and survive high levels of heavy metals in
soils-like zinc, cadmium, and nickel. - These plants possess
genes that regulate the amount of metals taken up from the soil
by roots and deposited at other locations within the plant. -
Some contaminants also changed into safer gases as plant
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