A viewpoint that more people on the planet will drive the technology to support the world's growing billions is often termed .

Cornucopian

A Cornucopian is an optmistic futurist that has several predictions of the relationship between human population, resources and technology. The cornucopian believe that regardless of how limited resources are, the human race will still thrive. They also relate advances in technology to sustainable growth by saying that, the more people there are on the planet, the more the drive and thus increase in technology development and advancement to support this growth.

answer; 5,000 to 100.000 typical is the minimum coverage,now every state is different;