This happens mainly in the tropics and is the biggest anthropogenic source of mercury on the planet. Around 1,400 tons of mercury annually is released into the environment
The Hidden Cost of Buying Gold | Claudia Vega | TED · TED
How native speakers pronounce “anthropogenic”
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This happens mainly in the tropics and is the biggest anthropogenic source of mercury on the planet. Around 1,400 tons of mercury annually is released into the environment
The Hidden Cost of Buying Gold | Claudia Vega | TED · TED