<p><i>Numbeo</i> allows you to see, share and compare information about pollution (and cleanliness and purity) worldwide. It surveys the following about pollution in the cities: <ul> <li>Satisfaction with air quality</li> <li>Quality and accessibility of drinking water</li> <li>Water pollution (general)</li> <li>Satisfaction with garbage disposal</li> <li>Does people find the city clean and tidy</li> <li>Noise pollution and light during the night in the city</li> <li>Green and parks in the city</li> <li>Feeling of being comfortable to spend time in the city because of the pollution</li> </ul>
