What is "Ecosystem restoration"?

[TheBigEasy]

Business English Lesson, Advanced Level

ESL/EFL Test #355 "Ecosystem Restoration", question 1

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.

(a) fire
(b) force
(c) steam
(d) tracks

Business English Lesson, Advanced Level

ESL/EFL Test #355 "Ecosystem Restoration", answer 1

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

Correct answer: (c) steam
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Ecosystem restoration has existed as a nascent niche study?

TheBigEasy

[Mister Micawber]

.
'As a nascent niche '= a newly-existing and limited-interest research topic.
.
_________________
Canadian-American native speaker
who teaches English for a living at Mister Micawber's
ESL cafe: Interview with Mister Micawber