In August 2005, Hurricane Katrina damaged or destroyed oil platforms in the Gulf of Mexico, refineries along the Gulf coast, and the pipeline infrastructure that transports oil and gas to customers across the eastern United States. The winter of 2006 was unusually cold in many parts of the country. How did these events affect the market for natural gas? (Explain which curve(s) shift(s) and the effects on the equilibrium quantity and equilibrium price of natural gas.)