"However, these changes are specifically intended to improve environmental standards overall. They will ensure the most persistent and most noticeable problem areas are eliminated once and for all." (page 71)
That is a pretty bold claim. I hope it turns out to be true. If so it would be a vindication of the amount of work that went into the new contract. However, the same report plans to save £900k from envionmental operations so I would like to the "improvements" before deciding how credible they are.