London, March 21 (IANS) Socialite Paris Hilton has upset environmentalists for travelling 20,000 miles in just 12 days. Mirror.co.uk reports that the 27-year-old with her flying around the world and burning up carbon fuel is giving reason for environmentalists to find fault with her. Hilton has now joined her boyfriend Benji Madden as he tours with his band Good Charlotte and is set to fly to at least 12 countries in the next 12 days.

She will start in Paris and then fly to London and then to South Africa. She will also fly to Munich, Istanbul, Prague and Budapest.