analyse ways in which selected human activities alter the natural environment (e.g., the effect of clear-cutting west coast forests on salmon spawning, the effect of chlorofluorocarbon use on the ozone layer);
(analyse ways in which selected human activities; alter; the natural environment) Context(analyse ways in which selected human activities alter,List([0, 53))):(analyse ways; selected; human activities)
analyse ways in which selected human activities alter,List([0, 53))
analyse ways in which selected human activities analyse ways
alter selected
the natural environment
human activities