It can be helpful to identify your feelings and take action to address your emotional state.
Thinking about possible future outcomes can be scary. If you find it overwhelming and want help dealing with this difficult truth, checkout these resources:
Increasingly, people learn to manage difficult emotions with mindfulness, meditation and by learning how to be in the present rather than yearning for the past or feeling anxious about the future. Popular resources are widely available as books, audio streams, and YouTube videos. Search Climate Change with one of these names to see if these are helpful for you: Eckhart Tolle, Pema Chodran, Tara Brach and many other insightful teachers. Thich Nhat Hanh’s book Zen and the Art of Saving the Planet is a good example. Zen Mind, Beginner’s Mind by Sunryu Suzuki is a good place to start learning about meditation and useful approaches for managing emotions. Another good book for beginners is Shambhala by Chogyam Trungpa (a complicated person whose teachings have helped millions).