Kurt Haberyan’s Environmental Accomplishments Relevant Awards 2007. Cambridge Who’s Who. 1992. Who’s Who Environmental Registry. Relevant Publications (climate change) In press 2011. Horn,S.P. and K.A. Haberyan. Lakes. Chapter 25 in Kappelle, M. and L.D. Gómez (editors), Costa Rican Ecosystems. 2005. Haberyan, K.A. and S.P. Horn. Diatom paleoecology of Laguna Zoncho, Costa Rica. Journal of Paleolimnology 33:361-369. 2003. Haberyan, K.A., S.P. Horn, and G. Umaña. Basic limnology of fifty-one lakes in Costa Rica. Revista de Biología Tropical 51(1):107-122. 1999. Umaña, G., K.A. Haberyan, and S.P. Horn. Limnology in Costa Rica. In Gopal, B. and R.G. Wetzel (eds.), Limnology in Developing Countries 2:3362. 1999. Haberyan, K.A. and S.P. Horn. A 10,000-year diatom record from a glacial lake in Costa Rica. Mountain Research & Development 19:6368. 1996. Porter, K.G., P.A. Saunders, K.A. Haberyan, A.E. Macubbin, T.R. Jacobsen, and R.E. Hodson. Annual cycle of autotrophic and heterotrophic production in a small, monomic, southeastern piedmont lake (Lake Oglethorpe): Analog for the effects of climatic warming on dimictic lakes. Limnology and Oceanography 1051.