What can we do as consumers to prevent waste from ending up in lakes and oceans?

What is the role of institutions in society - do they perform positive functions, or simply work in the interests of the powerful and against the powerless? (a related question here is why do our life chances vary by class, gender and ethnicity)

What effect did increased automobile production have on other industries

Which of these was not a component of the american system? a) protective tariff b) internal improvements c) universal manhood suffrage eliminate d) the 2nd bank of the united states