In Bradford County this week, state and local officials scrambling to contain a major spill of contaminated water used to help extract natural gas. It's just one more incident that will fuel Pennsylvania's debate over the risks of drilling for natural gas.
The continuing nuclear crisis in Japan, and this week's year anniversary of the BP oil spill in the Gulf of Mexico also raise questions about how safe oil and nuclear power are.
So what are people in the Philadelphia region thinking about the safety of how they light their homes and power their dishwashers?
Reporter Susan Phillips asked people living and working near power plants to grade different power sources, and then checked in with an energy expert.
Hear what they had to tell her.