I agree I'm being pessimistic, but unfortunately I can't find any grounds optimism. You solve one problem, there will be another to take its place. Solar panels sounds nice, but making them comes at an environmental cost that people generally don't talk about: https://news.nationalgeographic.com/news/energy/2014/11/1411...
With that said, I'm still trying to do my part to live responsibly: I monitor my electrical and water usage and keep them low, stopped eating meat, and donate most of my earnings to charitable causes to help as much as I can.
In addition to global warming, there is also the problem of over fishing / farming, loss of biodiversity, waste disposal, all of which are getting worse every year. https://www.conserve-energy-future.com/15-current-environmen...
With that said, I'm still trying to do my part to live responsibly: I monitor my electrical and water usage and keep them low, stopped eating meat, and donate most of my earnings to charitable causes to help as much as I can.