Conversation so far:
Did Earth Crisis have any famous lyrics?
these are either "educational" or encourage direct-action.
What was one of their songs?
Most of them focus on rejection of recreational drugs, animal products, animal.
What were their views?
they promote straight edge, veganism, self-empowerment.
What was an example of their activism?
organizations such as Earth First!, Sea Shepherd Conservation Society and the Animal Liberation Front.

Question: What was one of their greatest successes?
Self-contained rewrite: What was one of Earth Crisis' greatest successes?