"Bubble" is a incorrect word, because it implies a kind of scam or a kind of loss. Actually, anything will end some day, so anything is a "bubble".
But before the explosion, we have a lot of opportunities to work on.

The real problem is if we'll save ourselves. The planet will resist without any special problem. Check the George Carlin speech about "save the f****ing planet?"

Of course not. But without money you will be always worried about your own survival. So, we need monet, even they arn't a sufficient condition