It takes some people decades to discover what Greta has concluded at the age 20 (and some never do, because they earn little living bouncing between global fountainheads talking to each other)

I'm inclined the quote Jean Claude Juncker when discussing the Eurobond crisis

> We all know what needs to be done. It's just that no one has worked out how to do it and still win an election

This goes to heart of the problem. Whereas people will routinely answer opinion polls positively when it comes to the environment, what they really mean is that they're in favour of everyone other than me making a more concerted effort