Newsweek Quiz: How Green are you?

Zitat: "When it comes to environmental awareness, are you plugged in or just idling? Take this test to see how green you really are."

http://www.newsweek.com/id/69435

Den Tipp verdanke ich Harald von Keudell, der an unserem Kooperativen Online Seminar "Moodle Lernen" teilnimmt.