coal
The purchase gave the United States access to a rich source of Natural Resources
gas petrollum
The purchase gave the United States access to a rich source of Natural Resources.
The Department of interior.
Coal is one of the most plentiful natural resources in the United States. The United States has more coal than any other nation. Land-NovaNet
They stand for United States Geological Survey. The United States Geological Survey makes maps.
The USGS is the United States Geological Survey. Please see the related link.
The purchase of Alaska from Russia by William Seward expanded the United States' supply of Natural Resources.
The purchase gave the United States access to a rich source of Natural Resources
The northeast region of the United States is very rich in natural resources, which is what made it attractive to settlers initially. Two of the main natural resources from this area are granite and lumber.
Agriculture, natural gas, coal, petroleum, iron ore, silver, copper
The United States, China, Japan and Europe.