1. Abrupt climate change;Alley;Science,2003
2. Anderson, S., Warren, P., Herrera, T., Arenas, J., 1989. Vegetación en el sistema de dunas del area de “El Pinacate”. In Proceedings of First International Pinacate Symposium, “Simposio de Investigación sobre la Zona Ecológica de El Pinacate”, October 1988, at Hermosillo, Sonora, Mexico. Published by Comité de Ecología y Medio Ambiente, Comisión Sonora-Arizona/Environment Committee, Arizona-Mexico Commission, Hermosillo, Mexico.
3. International groundwaters: the Upper San Pedro River basin case;Arias;Nat. Resour. J.,2000
4. Red Delta: Fighting for Life at the End of the Colorado River;Bergman,2002
5. Rethinking community-based conservation;Berkes;Conserv. Biol.,2004