We are also concerned about the effects other human activities may have upon the environment, including air and water pollution, waste disposal, hydroelectric projects, large-scale forestry practices, and overgrazing by livestock.
(We; are also; concerned about the effects) (other human activities; may have; upon the environment, including air and water pollution, waste disposal, hydroelectric projects, large-scale forestry practices, and overgrazing by livestock)
We other human activities
are also may have
concerned about the effects
upon the environment, including air and water pollution, waste disposal, hydroelectric projects, large-scale forestry practices, and overgrazing by livestock