Nonetheless, David concluded that "there is no evidence of any major or long-lasting impacts to the alpine tundra or subalpine forest ecosystems."
(David; concluded; that "there is no evidence of any major or long-lasting impacts to the alpine tundra or subalpine forest ecosystems)
David
concluded
that "there is no evidence of any major or long-lasting impacts to the alpine tundra or subalpine forest ecosystems