There are thousands if not millions of charities, support groups, research labs, discussion groups, petitions and other efforts to help fix bad situations.
I cannot list everything and everyone here. I can list a few that I actively support and I believe you should too.
N.B. This list is not definitive.
https://blacklivesmatter.com/ – Fuck racism
http://www.janeswish.org.uk/ – Fuck cancer
https://www.nat.org.uk/ – Fuck AIDS/HIV
https://www.nationalmssociety.org/ – Fuck multiple sclerosis
https://benraemersfoundation.com/ – Mental Health Awareness
https://makelifeskatelife.org/ – Share skateboarding
https://www.facebook.com/RADskateshop/ – Ride All Day Skateshop
https://www.facebook.com/byrrrhandskate/ – Support your local skate park
https://de.tipeee.com/1upcrew – 1 United Power