State of the World

Eitemau Tebyg

• State of the World -2003
  gan: World watch Institute
  Cyhoeddwyd: (2003)
• State of the world 2006, The challenge of global sustainability
  gan: World Watch Institute
  Cyhoeddwyd: (2006)
• State of the world 2008:Innovations for a sustainable economy
  gan: WORLD Watch Institute
  Cyhoeddwyd: (2008)
• biofuels for transport: global potential and implications for sustainable energy and agriculture
  gan: World watch Institute
  Cyhoeddwyd: (2008)
• State of the World
  gan: State of the World
  Cyhoeddwyd: (1994)