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In 130 days, deep beneath the Ore Mountains bacteria turned uranium-contaminated mine water into a chemical trap, removing 95% of the dissolved metal and forming a rare compound that can remain stable for decades
This American City Perfected Clean Water for Beer — Now It’s Fighting to Keep Cancer-Causing Nitrates Out of the Tap
农村社区可以通过水处理将硝酸盐降至安全水平。但受施肥农田径流污染的井水怎么办?