Biology
Biology, 14.07.2019 13:30, ayoismeisalex

Which observation describes a way that early hunter-gatherer societies may have affected their environment? a. invasive species outcompeted native species in ecosystems b. fossil-fuel use polluted air, water, and land resources c. large species of herbivores died out because of overhunting d. people drained the land of water in order to grow plants

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