{"subjects": ["Addresses, essays, lectures", "Conservation of natural resources", "Human ecology"], "key": "/works/OL4623353W", "title": "The environmental revolution", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL948462A"}}], "type": {"key": "/type/work"}, "covers": [4982382], "description": {"type": "/type/text", "value": "156 p. ; 23 cm"}, "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-10T06:59:44.547668"}, "last_modified": {"type": "/type/datetime", "value": "2023-10-20T10:24:40.765560"}}