Human activities are the main cause of poor air quality, but natural sources of air pollution also play a role. The most common natural sources of particulate matter in Europe are desert dust, volcanoes, forest and grassland fires, and salt from sea spray
Fly only for distances greater than 700 km. Otherwise take the train. A transatlantic flight produces almost half as much CO2 as an average person produces over a period of one year while meeting all his or her other needs, such as lighting, heating and car travel!
More green tips