- Author: Worldwatch Institute
- Language: English
- Year: 2016
- Author: Lacey Robert J
- Language: English
- Year: 2016
- Author: Bhattacharya Sanjoy K., Nicholas Anthony P., Thompson Paul R et al. (eds.)
- Language: English
- Year: 2017
- Author: Ciraulo Domenic A., Shader Richard Irwin (eds.)
- Language: English
- Year: 2011
- Author: Carrell James B
- Language: English
- Year: 2017
- Author: Meagher Thomas M
- Language: English
- Year: 2017
- Author: Dahnken Christopher, Klemm Michael, Semin Andrey, Supalov Alexander
- Language: English
- Year: 2014
- Author: Dick Jeremy, Hull Elizabeth, Jackson Ken
- Language: English
- Year: 2017
- Author: Grice Francis, Irrera Daniela, Romaniuk Scott Nicholas, Webb Stewart
- Language: English
- Year: 2017