Stepping Stones Author Greenspan Bell R., Ziegler M. Journal/Series The Environmental Forum : The Policy Journal of the Environmental Law Institute | Vol.28 (6); 26-31; 6 p. Date 2011 Source IUCN (ID: ANA-085851) Publisher | Place of publication The Environmental Law Institute | Washington, DC, USA ISSN 0731-5732 Document type Article in periodical Language English Field of application International Subject Air & atmosphere Keyword Economy and environment Climate change International relations/cooperation