A Penn Environment representative demonstrates how planting trees will cool the earth and counter global warming using a lamp, a model house and tree and a temperature reading gun. Video and interview here.
Architecture students from Philadelphia University demonstrate the model they've desgined of a turbine that would sit in the ocean off of Santa Monica California that would not only generate energy from wave action but would allow people to walk through the apparatus. The walkway is composed of segments which compensate for undulations and thus would grant visitors a level walking experience while connecting directly with the source of their [electric] power. The designers, entering their model in a competition, describe their invention as "habitable generative art." Watch video and interview here.
Speech pathology students from Salus University offer samples of thickened juice to educate the public how thickened liquids can help people with swallowing problems inadvertently breathe liquids into their lungs. Watch video and interview here.
Quaker Action activist Chris Baker Evens urge the PECO [Exelon] electric utility to agree to buy back energy from residents of North Philadelphia who install renewable, solar energy panels on their rooftops. At a booth across the way at the Philadelphia Science Festival, PECO representatives advise the public how to save on their energy bills. Watch video and interview here.
Alison and Robin of Philadelphia's Resource Exchange demonstrate and explain how scraps of clothing and many other things you might be inclined to trash can be used to make art or recycled for other purposes. Watch video interview here.