She scored big victories helping Boston restore its beaches and plan for climate change. Now, Vivien Li has come to Pittsburgh, and she has high hopes for where the city's riverfronts are headed next.
Dog sledding isn't just a sport for Alaskans anymore. A growing group of Pennsylvania mushers are hitting the trail and helping newcomers learn the sport.
In Pennsylvania, the ski industry has a $360 million dollar annual economic impact. But climate scientists predict half of the state's resorts could be forced to close in the coming decades.
