In the urban environment, many organisms assume much more importance than in natural forests -- a reflection, perhaps, of the greater stress encountered by urban trees and perhaps, also, of the greater number of exotic (and therefore less resistant) plants grown there.
(many organisms; assume; much more importance than in natural forests; L:In the urban environment) (the greater stress; encountered; by urban trees) (exotic (and therefore less resistant) plants; grown; L:there)
many organisms the greater stress exotic (and therefore less resistant) plants
assume encountered grown
much more importance than in natural forests L:In the urban environment
by urban trees
L:there