It is difficult to exploit russia’s natural resources because of what

it is difficult to exploit Russia's natural resources because they are found in remote areas with extreme climates.

as they are found in remote areas with extreme climates which is very expensive to mine

Explanation:

Russia is a country with enormous natural resources when compared to any other country. It has high petroleum resources and half of the worlds natural coal. These natural resources are the main reason for the economic success.

Russia is also a house of the best mineral resources.Like other countries the natural resources are not exploited by human due to the presence of these resources in the extreme climatic conditions. As it is very costly to mine the resources remain untouched.