According to the map, which natural resource can only be found in Canada

they can increase to boost the enonomy.

uhh idk for sure but i think it makes it difficult to pump the oil through the oil rigs

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.