US
ProgramNovel Approaches for Sulfate Removal from Water Discharges
Pays a $25,000 prize pool for scalable fixes to sulfate in a steel plant's wastewater.
About
Solvers submit a written proposal covering their approach, technical experience, timeline and costs, each section capped at 500 words; entries produced solely with generative AI are not accepted. U.S. Steel reviews every proposal against its solution requirements and awards a guaranteed $25,000 pool, with at least one award of $10,000 or more and none below $2,500, plus optional unpaid 'Honorable …
Climate TechAdvanced Manufacturing
Each grant below is a distinct funding opportunity with its own eligibility, scope, and deliverables.