Tirado R. (2008)Dead zones: How Agricultural Fertilizers Kill our Rivers, Lakes and Oceans. Greenpeace Research Laboratories Technical Note, July 2008: 8/2008. 25 pp. ISBN 978-0-9810375-1-6 (pdf)
Tirado R. (2008)Dead zones: How Agricultural Fertilizers Kill our Rivers, Lakes and Oceans. Greenpeace Research Laboratories Technical Note, July 2008: 8/2008. 25 pp. ISBN 978-0-9810375-1-6 (pdf)