Interacting in their natural ecosystems, they manufacture the air we breathe, cleanse our water, fertilize the soil, cycle nutrients, decompose waste and control floods and insect pests.
(they; manufacture; the air we breathe) (the air; breathe; we) (they; cleanse; our water) (they; fertilize; the soil, cycle nutrients)
they the air they they
manufacture breathe cleanse fertilize
the air we breathe
we
our water
the soil, cycle nutrients