The more people that know the truth about the extremism, the better off we'll be. It's a shame, environmentalism used to be a noble cause, until it's been twisted and distorted beyond all reason...
That's enviromentalism, twisted and distorted beyond all reason. Now if it is sensible. or noble as you said, that is called conservation. An advocate of that is called a conservationist, but the left doesn't like that terms, for obvious reasons.