{"id":409,"date":"2004-12-13T23:40:00","date_gmt":"2004-12-13T23:40:00","guid":{"rendered":"http:\/\/sustainablog.greenoptions.com\/2004\/12\/13\/calculations\/"},"modified":"2004-12-13T23:40:00","modified_gmt":"2004-12-13T23:40:00","slug":"calculations","status":"publish","type":"post","link":"https:\/\/sustainablog.org\/articles\/calculations\/","title":{"rendered":"Calculations"},"content":{"rendered":"