A CMU scientist is using photographs of Pittsburgh hillsides to predict where landslides are more likely to occur. Climate change will bring more heavy rains and landslides.
Methane is a potent greenhouse gas. Environmentalists say proposed state rules are too lenient, industry says they're too costly. But they might bring new technology and jobs to the state.
Of the 50 outages in Pennsylvania last year, 47 were caused by severe weather. Lightning, excessive rain, wind, ice and extreme temperatures all spell trouble for power companies.