You should continue to look at the rubric as you as write
it is an adverb clause because enjoyed is acting like a verb
Answer:
For every 1 million species, 100 to 1,000 go extinct each year, mostly because of human-caused habitat destruction and climate change, according to a study Pimm published in May. ... So the eradication of an invasive species could compromise the recovery of a native endangered one.
Explanation: