Given the task definition and input, reply with output. Given a text, write a compressed version of it in a single sentence.

Indeed, Bush has already made clear his intention to roll back one of the most important of these regulations, a provision known as new source review that compels utilities to install modern pollution controls whenever they significantly upgrade older plants.
Bush has already made his intention to roll back one of the most important of these regulations,a provision to compel utilities to install modern pollution controls when they upgrade older plant