Original sentence: A well known "eco-warrior" is Daniel Hooper, who is also known as Swampy.The term eco-warrior is used to describe an envronmental activist that adopts a "hands-on" effort to save or salvage a plot of land, or to advance some ecological ideology
Edited sentence: Probably the best-known "eco-warrior" is Daniel Hooper, aka Swampy.The term "eco-warrior" is used to describe an environmentalist activist that adopts a "hands-on" effort to save or salvage a plot of land, or to advance some ecological ideology