US/IBP SYNTHESIS SERIES 



This volume is a contribution to the International Biological Program. 

 The United States' effort was sponsored by the National Academy of 

 Sciences through the National Committee for the IBP. The lead federal 

 agency in providing support for IBP has been the National Science Foun- 

 dation. 



Views expressed in this volume do not necessarily represent those of 

 the National Academy of Sciences or of the National Science Foun- 

 dation. 



Volume 



1 MAN IN THE ANDES: A Muhidisciplinary Study of High- 



Altitude Quechua/Paw/ T. Baker and Michael A. Little 



2 CHILE-CALIFORNIA MEDITERRANEAN SCRUB ATLAS: 



A Comparative JKna\ys\s/ Norman J. W. Thrower and David E. 

 Bradbury 



3 CONVERGENT EVOLUTION IN WARM DESERTS: An 



Examination of Strategies and Patterns in Deserts of 

 Argentina and the United States/ Gorc^ow H. Orians and Otto 

 T. Solbrig 



4 MESQUITE: Its Biology in Two Desert Scrub Ecosystems/ 



B.B. Simpson 



5 CONVERGENT EVOLUTION IN CHILE AND 



CALIFORNIA: Mediterranean Climate Ecosystems///aro/<^/4. 

 Mooney 



6 CREOSOTE BUSH: Biology and Chemistry of Larrea in New 



World Deserts/ r.y. Mabry, J.H. Hunziker, and D.R. 

 DiFeo, Jr. 

 1 BIG BIOLOGY: The US/IBP/ PF. Frank Blair 



8 ESKIMOS OF NORTHWESTERN ALASKA: A Biological 



Perspective/Pflw/ L. Jamison, Stephen L. Zegura, and 

 Frederick A . Milan 



9 NITROGEN IN DESERT ECOSYSTEMS/N.E. West and John 



Skujins 



10 AEROBIOLOGY: The Ecological Systems Approach//?oZ7er/ L. 



Edmonds 



1 1 WATER IN DESERT ECOSYSTEMS/DaAz/e/ D. Evans and 



John L. Thames 



12 AN ARCTIC ECOSYSTEM: The Coastal Tundra at Barrow, 



Alaska/Zero' Brown, Philip C. Miller, Larry L. Tieszen, and 

 Fred L. Bunnell 



13 LIMNOLOGY OF TUNDRA PONDS, BARROW, 



ALASKA/yo/2A7 E. Hobble 



