Sources: Environmental and Health Issues
UK Study of Aviation Noise and Health
Is Noise Pollution the Next Big Public-Health Crisis?
“Environmental News Network – What About Helicopter Emissions?”
Uber Copter Will Be A Disaster For the Environment
Helicopter Operations: The Environmental Impacts and Ground Facilities (PDF)
NRDC Needless Noise – Negative Impacts of Helicopter Traffic in NYC & Tri-State Region
Dutch Helicopter Emmissions Study (Summary PDF)
CIDNY Testimony – Hearing on Reducing Noise by Sightseeing Helicopters (PDF)