City limits considered in the Air Implementation Pilot of Malmö, Milan, Paris and Ploiesti, and air quality zones (for PM10, 2010 and 2011) in which they are included. The city of Milan corresponds to the new 2011 AQ zone IT0306 - eps file
Some 97.5% of water on the Earth is salt water, leaving only 2.5% as fresh water. Of this over two thirds is frozen in glaciers and polar ice caps. The remaining unfrozen fresh water is found mainly as groundwater, with only a small fraction present in rivers, lakes or in the air. Water is a precious resource, use it responsibly and don’t waste it!
More green tips