natural resoutces
... Linconhole 5-2-04 Natural Resources Is the United States of America running out of oil and petroleum resources? ... We are running out of natural resources by the year. ... So we need to start looking for more efficient natural resources. ... Is it diesel, propane, or some other natural fuel? ... Another natural resource is ethanol. To start ethanol can be produced domesticity, so that can expand or dependence on natural resources. ... Hydrogen is another middle of the road natural resource. ... Those are only a couple of our choices of natural resources.