As concern grows for the detrimental effects that human activity is having on the environment, the need for botanic gardens to become more involved in education has never been so critical.
(concern; grows; for the detrimental effects) (the detrimental effects; is having; L:on the environment) (botanic gardens; to become; more involved in education) (the need for botanic gardens to become more involved in education; has never been; so critical)
concern the detrimental effects botanic gardens the need for botanic gardens to become more involved in education
grows is having to become has never been
for the detrimental effects
L:on the environment
more involved in education
so critical