Artisanal small-scale mining provides a livelihood to over 40 million people worldwide, which, for the gold mining sector, corresponds to about 20 million miners.
Researchers plan to look for manganese, chromium, cobalt, and nickel in a third-generation white dwarf supernova named SN2021aefx, which exploded a year ago in the Spanish Dancer galaxy.
The Copper Mark extends its responsible mining assessment already covering a fifth of global copper production, to molybdenum, nickel and zinc with the launch of a pilot program.