The giant copper pit Chile is betting its future on

BMO Capital Markets has lowered its demand estimates for next year on the anticipation that higher tariffs and multilateral trade friction could tamp down industrial output.

"While a large number of countries around the world continue to talk about securing raw material supply, China is actually doing something about it."

Solar capacity around the world was rolled out at a record pace, as bargain panel prices helped countries deploy cleaner energy.

El Salvador became the first country in the world to ban all forms of metals mining in 2017.