BP Relied on Faulty U.S. Data

Double-checking (through independent, state-based labs and universities) ALL exploratory data gathered by these companies to present to the government would help.

Also, tightening legal requirements to be approved for drilling at all. Stop some accidents from ever happening in the first place. It would provide more mechanisms for prevention of corrupt profits, as well, by having closer scrutiny.

This would pressure alternative energy sources, like windmills to generate electricity, for example, to move forward out of necessity.