Here are a few options for a formal equivalent, depending on your focus:
Option 1 (Most professional and direct):
Riverman’s Vista: Addressing Disinformation, Inequality, and Injustice in Solidarity with Bobet
Option 2 (Slightly more formal/academic):
Riverman’s Vista: A Stance Against Disinformation, Inequality, and Injustice
Option 3 (Elegant and concise):
Riverman’s Vista: Defending Truth and Equity in the Name of Bobet
Recommendation: Option 1 is the best choice if you want to maintain the specific sentiment of the original title while adopting a formal tone suitable for a report, article, or formal essay.