Most north American plant species are adapted to periodic fire recurrence and humans have manipulated forest rangeland environments with fire, cutting, and other cultural activities.
(Most north American plant species; are adapted; to periodic fire recurrence) (humans; have manipulated; forest rangeland environments; with fire, cutting, and other cultural activities)
Most north American plant species humans
are adapted have manipulated
to periodic fire recurrence
forest rangeland environments with fire, cutting, and other cultural activities