Florida needs more research on phosphogypsum’s use in road construction

In Politics by Michael Rae

Florida Gov. Ron DeSantis recently signed a bill that will allow the Florida Department of Transportation to study the use of phosphogypsum in road construction. This came after a longstanding federal-level prohibition on using phosphogypsum, which was repealed by then-President Donald Trump’s Environmental Protection Agency (EPA) in October 2020 and then reinstated by President Joe Biden’s EPA in June 2021. While phosphogypsum could improve roadway quality at a lower cost, its use should be subject to review and further study. 

Phosphorus is a critical component of modern, industrial-grade fertilizers. Phosphogypsum remains after phosphate rocks are dissolved and treated to make phosphoric

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