If you think climate change is a difficult problem to solve, you might be surprised to discover there is another much more difficult - no let's be honest - impossible problem to solve and we are contributing to it right now.
We all know that while we use our phone, pad, or computer, every click and search is used to target us in, for example, advertising. We might even know that our 'likes' and 'comments' are all used to make sure we see more of the same thing online. A word like "algorithm" sounds very mathematical and computerlike, yet the term "business model" is much more to the point, for nothing in this capitalistic world is free. What we do online is our payment for the provider's service, and this is like gold to a political party or a potential dictator. It would be unfair to give away much more. There is a video below and it is informative and well-presented.
Maybe you know a teenager who needs to watch this. While I definitely learned some things, at my age, my searches and clicks don't matter to most companies, or politicians, or ... anyone. Cynic that I am, I honestly have no hope that we, as a society, can escape the traps that have already been sprung or will be sprung very soon.
However, it is better to know the problem. That way you will know where to allocate the blame when ... No, I'm not going to spoil it.