Philippine fern can help clean up toxic mining sites

An indigenous fern in the Philippines can absorb high levels of arsenic and copper without showing signs of toxicity, making it a possible natural solution for cleaning up mining sites after use, according to a new study published in the journal Chemosphere. High value crops could be planted within 10 months after the clean-up. “We have to recommend to our policymakers the use of indigenous plant materials to actually clean up arsenic-contaminated areas,” co-author Teresita Perez told nonprofit conservation news service ...


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