The use of four  wheel  drive vehicles in deserts has contributed to a ten  fold increase in dust storms around the globe and is damaging the environment and human health, states The Times of London
अशक्‍त मुलांसाठी टोरंटो इस्पितळात संशोधन करणाऱ्‍या वैज्ञानिक डॉ.