The United States is the leading global power, and Canada a significant partner. But in their rush to exploit the resources of their lands, Americans and Canadians have not always protected the environment. Now pollution and energy consumption have joined immigration, security, and health care among the challenges facing these two great nations. This title provides more information on the challenges facing these countries.
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Hinweis: Dieser Artikel kann nur an eine deutsche Lieferadresse ausgeliefert werden.