Os Sites Internacionais escolhidos pelo Eduardo Filipe

http://www.greenpeace.org/international/

http://www.threecamellodge.com/

http://www.nwf.org/

http://www.worldwildlife.org/

http://journalseek.net/cgi-bin/journalseek/journalsearch.cgi?field=issn&query=1472-4049

http://adventure.nationalgeographic.com/