HYDRAULIC fracturing, or fracking, is a drilling method used to extract petroleum (oil) or natural gas from deep in the earth. In the fracking process, cracks in and below the earth surface are opened and widened by injecting water, chemicals, and sand at high pressure. Hope this helps you.
The mississippi river is a physical feature as it was discovered during a time where man weren`t capable of such construction in the earth.
Natural resources could be the answer
Electronic industry is composed of organization involved in the manufacture, design and development, assembly, and servicing of electronic equipment and components. They offer a wide variety of products that have only one thing in common, they all depend upon electronic technology to operate.
In the rocky communities of the Americal Pacific Coast which is an important predator. Hope this helps :)
