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http://en.wikipedia.org/wiki/Aviation_and_the_environment http://en.wikipedia.org/wiki/Aviation_and_the_environment

• laut 16y ago
  http://en.wikipedia.org/wiki/Volcano#Effects_of_volcanoes http://en.wikipedia.org/wiki/Volcano#Effects_of_volcanoes
  • jarek 16y ago
    http://www.informationisbeautiful.net/2010/planes-or-volcano/ http://www.informationisbeautiful.net/2010/planes-or-volcano... (graphic if the full page won't load: http://s3.amazonaws.com/infobeautiful/planes_volcanos.png http://s3.amazonaws.com/infobeautiful/planes_volcanos.png)
    • laut 16y ago
      Very simplistic to just look at CO2. And how do you define what is good for nature?