The government's response to the problem was 'reactive' rather than proactive.
a 'reactive' chemical/substance
a 'reactive' strategy
(..) Bring everyone back in. The soft tissue is preserved because the iron in the dinosaur's blood... generates free radicals, and those are highly reactive. The proteins and the cell membranes get all mixed up... and act as a natural preservative. DNA can survive for millennia that way. (..)2015 Jurassic World