Many of these species were considered done for by the time they were listed. The tools we have to rehabilitate our ecology from the brink of near total destruct

Many of these species were considered done for by the time they were listed. The tools we have to rehabilitate our ecology from the brink of near total destruction really only came online in the late 60s through the 70s and it's taken time for them to be effective, but they have been in a lot of ways, whether it is the ESA, CWA, NEPA, etc.