[roughly]

At the same time, we made enormous progress during that time - the environmental movement of the 60s led to the EPA, the clean air and water acts, and a whole host of other regulatory, legislative, and indeed societal changes that have actually made a real impact. On a larger level, things like the ban on CFCs later in the 80s were a global-scale response to a large environmental problem.

It’s easy to forget, but we’ve done this work before, and not too long ago.