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Illegal gold mining eats into Peruvian Amazon

On the banks of the Madre de Dios river, dredges work day and night in search of gold, part of a scourge of illegal mining that is slowly devouring the Peruvian Amazon.

Will the climate transition be a battle of materials?

As things stand today, global demand for cobalt and lithium for e-car batteries will increase almost 20-fold by 2050. By then, the development of a fossil-free power supply will require a lot of copper, aluminum and iron, ...

Tracking down toxic metals from tobacco smoke

Cigarette smoke has been studied for years, revealing a multitude of contaminants, including toxic metals. But exactly which of those metals can be traced to secondhand or thirdhand smoke?

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