the Darien region would be irreparably harmed, that birds, trees, rivers, and innumerable other plants and animals would be endangered by the violation of the wilderness.
(the Darien region; would be irreparably harmed; ) (birds, trees, rivers, and innumerable other plants and animals; would be endangered; by the violation of the wilderness)
the Darien region birds, trees, rivers, and innumerable other plants and animals
would be irreparably harmed would be endangered
by the violation of the wilderness