Estuaries like Tijuana Slough are among the most productive ecosystems on earth and, despite its highly urban setting, this wetland is no exception.
(Estuaries like Tijuana Slough; are; among the most productive ecosystems on earth) (this wetland; is; no exception)
Estuaries like Tijuana Slough this wetland
are is
among the most productive ecosystems on earth
no exception