The dissolution of the Union of Soviet Socialist Republics . had no effect on the United States
affected nations throughout the world
reduced the number of Communist nations in the world
increased the number of Communist nations in the world
changed boundaries in Europe
decreased conflict in eastern Europe

Which suggests the most critical aspect of the peak oil theory? 1) controversy rages over rumors that the fracking lobby in washington has influenced the statistics. 2) supporters and critics argue endlessly over the rate of extraction and shape of the bell curve. 3) saudi arabia will soon have to begin fracking, leading to protests and further destabilization. 4) a new oil discovery means a fresh peak cycle, making that region the target of aggressors.