Its not really that we know better. We known more and we know there is more of a trade of than was assumed then.
But to know better would mean we would have done anything different back then. If the choice is a silent spring (hyperpole, but okay) or dead babies from malaria in the US, no politician is going to align with the "I support dead babies party" and nobody is going to listen to those who do.
But to know better would mean we would have done anything different back then. If the choice is a silent spring (hyperpole, but okay) or dead babies from malaria in the US, no politician is going to align with the "I support dead babies party" and nobody is going to listen to those who do.