Since the beginning of the modern era, emissions from coal-fired power plants, mining and waste incineration have increased the concentration of potentially toxic mercury in the atmosphere sevenfold.
The company said its patented process converts coal and coal-related mining waste into high-quality, affordable carbon nanosheets — also known as graphene.
The planned investment, a tenfold increase on the $271 million pledged in the same period last year, dwarfs that of its closest rival, the United Arab Emirates,