| http://www.w3.org/ns/prov#value | - Among the leading ones, 1) fossil fuels are a limited resource (we will run out of them some day); 2) China, India, Brazil, and other burgeoning economies will need fossil fuels; 3) for the time being we will continue to need fossil fuels to power our modes of transportation; and 4) we depend on plastics but as yet there is no substitute for petroleum as a base for making most plastics.
|
