1. to deny / hard / it’s / that / of / pollution / the quality / our lives / diminishes / .
⇒ It's pollution that diminishes the quality of our lives is hard to deny.
2. If/ people/ stop/ use/ dynamite/ for/ fish/ lot/ sea/ creatures/ be/ good/ preserve.
⇒ If people stop using dynamic for fishing, a lot of sea creatures will be well preserved.