I don't think there is any irony in it. No matter what the underlying themes might have been, Disney nakedly used it to sell crap to people who didn't need it

I don't think there is any irony in it. No matter what the underlying themes might have been, Disney nakedly used it to sell crap to people who didn't need it while making those people feel good that they too care about the environment. It's just straight up hypocrisy.