Definition of "enviro"

“The irony,” Mr. Hawkins wrote, “is that to make his case that enviros, ‘establishment’ scientists and the media are abusing the scientific method, he tramples it himself.”

2004 December 14, Andrew C. Revkin, quoting David G. Hawkins, “New Climate Thriller: Scary, but Is It Science?”, in The New York Times‎

In the late 1980s and early 1990s, enviros cooked up a scheme to prevent nearly any tree from being cut down in the Pacific Northwest.

2006, John Berlau, Eco-Freaks: Environmentalism Is Hazardous to Your Health!‎, page 162

Indeed, this dwindling number of agency “enviros” has been the EPA's conscience over the years. William Sanjour was one of these endangered species of enviros who worked tirelessly to compel the EPA to reform itself and fulfill its mission.

2010, Craig Collins, Toxic Loopholes: Failures and Future Prospects for Environmental Law‎, page 9

The book became one of the enviros’ bibles, and they managed to convince the EPA to ban the use of DDT in the United States in 1972.

2011, Gary Jason, Dangerous Thoughts, unnumbered page