Ecosystem restoration has existed as a nascent niche study for at least 70 years, but it didn't really pick up ..... until the practice of environmental mitigation brought serious dollars into the picture.

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Ecosystem restoration has existed as a nascent niche study for at least 70 years, but it didn't really pick up ..... until the practice of environmental mitigation brought serious dollars into the picture. (*) fire (*) force (*) steam (*) tracks

This is a companion discussion topic for the original entry at https://english.best/questions/9604,ecosystem-restoration-has-existed-as-a-nascent-niche-study-for-at-least-70-years-but-it-didnt-really-pick-up-___-until-the-practice-of-environmental-mitigation-brought-serious-dollars-into-the-picture/