Help sustain America’s reservoirs. We’re looking for ways to remove sedimentation that regularly accumulates in reservoirs.

Rio Tinto seeks new approaches for mineral sands mining to reduce water use, avoid costly infrastructure and minimize environmental impacts.

Encourage the development of new ideas to cut the costs, timelines, and risks associated with small hydropower foundation development.

Seeking ideas for new mining approaches to reduce the footprint on the area mined and avoid the need for traditionally costly infrastructure

Rio Tinto seeks economically-viable new technologies to increase titanium dioxide content in ilmenite ore from 32% to 50% or better.

Help us find a solution that can economically upgrade end of life steel scrap to high-quality feedstock with low copper contamination

Identify a chemical solution or process for pretreatment of metal surfaces for steel, galvanized steel, and aluminum prior to coating.

Seeking innovative methods to retrofit houses to make the structure stronger to survive high magnitude earthquakes & typhoon force winds