I also struggled with this in the last years. I felt overwhelmed with what is happening and thinking we need to do something and not seeing it happen left me despaired.
What helped me most was putting it (whatever it is) into perspective and decoupling what I hear about from what I feel compelled to do about it.
I am not an omnipotent being that can solve the world's problems by myself. I can only do what I can do and within the area I can control, I do what I can, using the abilities I have. Sometimes that also means not doing it, because I'm tired/exhausted/etc.
Only I can judge what I can and cannot do and that's fine.
What does that even mean