One of great threats facing marine mammals in the ocean is acoustic pollution - noise pollution - which is impeding the whales' ability to find food and communicate with each other.

Green sturgeon are on the brink of extinction, and we have a moral obligation to ensure that this ancient creature survives for future generations to enjoy.

If you don't protect the homes they need to survive, you can't expect them to start recovering.

We owe it to future generations to ensure that toxic chemicals do not destroy the frog or the wetlands it depends on. These pesticide-application buffer zones are reasonable and effective protection.

It's so imperative that we get some protection on the ground until the EPA comes into compliance with the law.

He has an ideological belief that endangered species should not be protected.