Whenever I meet a young person who's trying to figure out what to do with their life, I immediately suggest science - as we've got a massive problem on our hands that only science is going to be able to end - that is, the huge existing accumulation of carbon in our atmosphere. We have to figure out how to get it out - in addition to figuring out how to stop putting it in. Here's a very encouraging and thoughtful article about work being done to remove the stuff. https://news