Environmental impacts of vaping and smoking David Suzuki Foundation New Harmful Effects of Vaping: Study Finds Lung Inflammation Worse in E Cigarette Users Than Smokers Vaping Toolkit Highland Substance Awareness Toolkit Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Does Vaping Cause Lung Cancer? Vaping lung illness: Harmful chemicals found in e cig flavoring juice