On March1, PSU IPL held the 4th annual Positively Green . By afternoon the participants had made and installed 22 window inserts! Check out the finished product in the photo to the right — you’re looking through 2 “panes” of insulating plastic with an excellent insulating air pocket between. Impressively clear and window-like, isn’t it? Effective, too. One group of students reported being able to actually feel the difference in “their” house from beginning to end of the (very quick) installation! The PSU IPL officers did a fantastic job organizing the day, and they’ve created a PowerPoint presentation they’re willing to share to show exactly how Continue reading Positively Green 2014