During the later half of the century, habitat destruction through deforestation for farming and lumber caused the extermination of the elk in the eastern United States.
(habitat destruction through deforestation for farming and lumber; caused; the extermination of the elk in the eastern United States; T:During the later half of the century)
habitat destruction through deforestation for farming and lumber
caused
the extermination of the elk in the eastern United States T:During the later half of the century