Mercury’s a known pollutant in fish, but did you know one of the biggest mercury emitters is actually small-scale gold mining? From sunken ships to shihuahuaco trees, we take a deep dive into the astounding history and science of mercury and the solutions that could break its toxic cycle.
read more... https://www.dw.com/en/deep-dive-mercurys-tantalizing-promise-of-endless-gold-in-south-america/audio-68856349
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