Envirodouche 

A person who becomes a douche only when talking about environmental issues. Often quite lovely out of context and, worst of all, means well while they preach. They know all the facts and just want to make the world less ignorant, one person at a time.

Person One: "I decided to go for the meat option at the ball, the vegetarian risotto looked terrible."

Person Two: "Is a nice meal really worth the future of our planet? Do you know how much land and energy is required to..."

Person One: "Uuuuuuuhhhhh quit being an envirodouche, it's one steak, one time."

Envirodouche by PearsC June 21, 2015