As a direct response to the energy crisis of the early 1970s, the department of was created in 1977 to promote fuel conservation as well as the development of alternatives to fossil fuels, including nuclear, ethanol, and solar power.

puritans hope this

interdependence is when all participating groups and individuals depend on each other. if you depend on one anothers goods, you end up trading in order to get the items you're looking for. (for ex: if i have food and you have water, we trade in order to depend on each other to live)