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Robotic construction crew needs no foreman - Innovation Toronto

Robotic construction crew needs no foreman - Innovation Toronto
innovationtoronto.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from innovationtoronto.com Daily Mail and Mail on Sunday newspapers.

Environmental News Network - Human Emissions Increased Mercury in the Atmosphere Sevenfold

Environmental News Network - Human Emissions Increased Mercury in the Atmosphere Sevenfold
enn.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from enn.com Daily Mail and Mail on Sunday newspapers.

Human emissions increased mercury in the atmo

<p>Harvard researchers estimated that before humans started pumping mercury into the atmosphere, it contained on average about 580 megagrams of mercury. However, in 2015, independent research that looked at all available atmospheric measurements estimated the atmospheric mercury reservoir was about 4,000 Mg &mdash; nearly 7 times larger than the natural condition estimated in this study.</p> <p>&nbsp;</p>

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