Climate change is unequivocal Author Pachauri R.K. Monograph Climate Action Date 2007 Source IUCN (ID: ANA-082027) Publisher | Place of publication Sustainable Development International (SDI) | London, United Kingdom ISBN 978-0-9554408-5-4 Pages 23-28; 6 p. Document type Article in periodical Language English Field of application International Subject Air & atmosphere Keyword Climate change