The phrase "active environmentalist" is correct and usable in written English.
It can be used to describe someone who actively engages in environmental protection and advocacy efforts.
Example: "As an active environmentalist, she participates in community clean-up events and advocates for sustainable practices."
Alternatives: "engaged environmentalist" or "proactive environmentalist".
Durgin, who refuses to appear on camera, introduced himself an "active environmentalist, not an environmental activist".
She was for many years an active environmentalist and bird watcher, as well as a music lover.
Many other operators now run kayak tours of Phang Nga, but as the original, and an active environmentalist, John has earned local respect.
Mitchell is an active environmentalist and a close friend of Jane Fonda, Ted Turner's ex-wife; Tomlinson, a former editor of Reader's Digest, is a Republican and a friend of Bush's political adviser Karl Rove.
Professor Stebbins became an active environmentalist in the 1970s after he noticed dune buggies and other off-road vehicles bouncing through the desert, destroying the surface crust that protects amphibians and reptiles and the vegetation they live on.
Branson shrugs off the criticisms, saying he has been an active environmentalist since his student hippy days and that, rather than him using the environment to get to politicians, it is more a case of politicians using him.
In fact, one of Long Beach Island's most active environmentalists, Morris H. Kramer of Atlantic Beach, supports the project.
Ms. Brinkley and her husband, the architect Peter Cook, who are East End homeowners and active environmentalists, recently joined politicians, engineers and reporters to hear Energy Secretary Bill Richardson introduce a cleaner energy technology that seems to have pitted two energy partners against each other.
A: I think my experience has been that the most active environmentalists in town are not necessarily in West Los Angeles.
How could Walk and Roll to School Day be ignored in Laguna, which arguably boasts some of the most active environmentalists around?
Recently, it has been increasingly suggested that the key to protecting our environment is to engage the average citizens, not only highly active environmentalists.
