I think you mean population density lol if so then the answer would be the relationship between the size of a certain area in the number of people who live there. Because geographers use it to measure a number of people living in a certain area. I hope this helps!
The Rocky Mountains is famous in the world due to <u>wind energy resources, solar energy resources and geothermal energy resources</u>. In addition to that, there is availability of hydropower. However, <u>the current non-renewable energy resource is coal that generates electricity.</u>
The Great plains contain <u>three nonrenewable resources which include; rich oil ,coal and gas. </u>Due to its harsh climatic conditions, the plains experience a lot of droughts and high wind speed that can result to devastating dust storms. <u>The renewable energy resources in the Great plain area include Solar energy, and geothermal energy</u>
Solid rock, generally composed of both continental and oceanic lithosphere.
Answer:
well I'm not sure but I'm not from India