www.yahoo.com
  www.msn.com
  portal.unet.nl
  www.planet.nl
  
  Climaat gerelateerd:
  news.bbc.co.uk/1/hi/sci/tech/portal/climate_change/default.stm
  www.climateark.org/
  portal.campaigncc.org/node/1820
  
  Best portal awards:
  www.webaward.org/winners_detail.asp?yr=all&award_level=best&category=Portal
  
  Other interesting links:
  
  www.climatecrisiscoalition.org/blog/
  
  www.guardian.co.uk/environment/climatechange
  
  www.time.com/time/health
  
  ter aanvulling voor de portal data:
  
  edition.cnn.com/SPECIALS/2007/planet.in.peril/
  
  www.time.com/time/photogallery/0,29307,1670875,00.html
  
  www.time.com/time/specials/2007/environment/