However, pollution caused by artificial chemical substances is harming the habitat of living organisms in coastal regions in Japan as it is elsewhere in the world.
(pollution; caused; by artificial chemical substances) (pollution caused by artificial chemical substances; is harming; the habitat of living organisms in coastal regions; L:in Japan) (it; is; elsewhere in the world)
pollution pollution caused by artificial chemical substances it
caused is harming is
by artificial chemical substances
the habitat of living organisms in coastal regions L:in Japan
elsewhere in the world