Encyclical Letter Laudato Si' on care for our common home Author Holy Father Francis Date 2015 Source IUCN (ID: MON-091014) Publisher | Place of publication The Holy Sea | Rome, Holy Sea Pages 82 p. Document type Miscellaneous Conference name | place | date United Nations Sustainable Development Summit 2015 | New York, U.S.A. | 20150925-20150927 Language English Field of application International Country/Territory Holy See Subject Environment gen. Keyword Ethics and environment Website w2.vatican.va