Insufficient diversification of urban and industrial energy supply

Name(s): 
Over-reliance on single energy sources
Nature 
No single energy source can continue to meet all energy needs over a long period, nor are there new sources capable of taking over fully from those which now exist. In addition, increased reliance on certain types of energy resources (for example, coal and nuclear energy) result in environmental problems.
Aggravates 
Type 
(E) Emanations of other problems