The project would produce up to 250,000 tonnes of potash per year and have an expected life of over 100 years, according to federal government website.
According to a research group led by MIT, waste yeast discarded from a single brewery in Boston could be enough to treat the city's entire water supply.
University of Toronto researchers are studying whether bentonite clay, a material used to wrap nuclear fuel containers, could support microbial life that could damage them.
The facility is expected to be located within an existing industrial area on the Gulf Coast of the state of Texas and targeted to be operational in financial year 2025.