1. Rango, A., J.C. Ritchie, W.P. Kustas, T.J. Schmugge, K.L. Brubaker, K.M. Havstad, J.H. Prueger, and K.S. Humes. 1996. JORNEX: A remote sensing campaign to quantify rangeland vegetation change and plant community-atmospheric interactions. Proceeding Second International Conference on GEWEX, Washington, DC., p 445-446. (Proceedings)

2. Ritchie, J.C., A. Rango, W.P. Kustas, T.J. Schmugge, K. Brubaker, K.M. Havstad, B. Nolen, J.H. Prueger, J.H. Everitt, M.R. Davis, F.R. Schiebe, J.D. Ross, K.S. Humes, L.E. Hipps, M. Menenti, W.G.M. Bastiaanssen, and H. Pelgrum. 1996. JORNEX: An airborne campaign to quantify rangeland vegetation change and plant community-atmospheric interactions. Proceedings of the Second International Airborne Remote Sensing Conference and Exhibition, pp. II-55 to II-66. (Proceedings)

3. De Vries, A.C., J.C. Ritchie, M. Menenti, and W.P. Kustas. 1997. Aerodynamic roughness estimated from surface features for a coppice dune area using laser altimeter data. 12th Symposium on Boundary Layers and Turbulence 12:289-290. (Proceedings)

4. Everitt, J.H., M.A. Alaniz, M.R. Davis, D.E. Escobar, K.M. Havstad, and J.C. Ritchie. 1997. Light reflectance characteristics and video remote sensing of two range sites on the Jornada Experimental Range. 16th Biennial Workshop on Videography and Color Photography in Resource Assessment, pp. 485-495. (Proceedings)

5. Hipps, L.E., K. Ramalingam, W.P. Kustas, and J.H. Prueger. 1997. Surface fluxes and energy balance in an arid ecosystem. AMS Proc. 12th Symp. Bound.-Layers Turb. pp. 553-554. (Proceedings)

6. Kustas, W.P., J.H. Prueger, L.E. Hipps, and J.L. Hatfield. 1997. Application of surface layer similarity in a heterogeneous desert ecosystem. AMS Proc. 12th Symp. Bound.-Layers Turb. pp. 277-278. (Proceedings)

7. Kustas, W.P., A. Rango, T.J. Schmugge, and J.C. Ritchie. 1997. Utility of remotely sensed surface temperature for estimating surface energy fluxes in an arid environment. EOS Transactions 78(46):F230. (Abstract)

8. Pachepsky, Y.A., J.C. Ritchie, and D. Gimenez. 1997. Fractal modeling of airborne laser altimetry data. Remote Sensing of Environment 61:150-161.

9. Rango, A. 1997. Remote sensing applications to rangeland health and agricultural water supplies in a changing environment. Proceedings of the Conference on Land Satellite Information in the Next Decade II: Source and Applications, American Society of Photogrammetry and Remote Sensing, Washington, DC, pp. 7-18. (Proceedings)

10. Ritchie, J.C., A. Rango, W.P. Kustas, T.J. Schmugge, and K.M. Havstad. 1997. JORNEX: a remote sensing campaign to quantify rangeland vegetation patterns and change. Bulletin of the Ecological Society of America 78(3 Supplement):304. (Abstract)

11. Pachepsky, Y.A. and J.C. Ritchie. 1997. Seasonal changes in fractal landscape surface roughness estimated from airborne laser altimetry data. Proceeding Fractal '97 Fractals in Natural and Applied Sciences 4th International Multidisciplinary Conference, p. 22 (Abstract)

12. Hatfield, J.L., J.H. Prueger, W.P. Kustas, and L.E. Hipps. 1998. Energy balance comparisons over multiple surfaces. AMS Proc. 23^rd Conf. Agric. Forest Meteorol. pp. 127-128. (Proceedings)

13. Hipps, L.E., K. Ramalingam, W.P. Kustas, and J.H. Prueger. 1998. Difficulties in the determination of surface energy balance of arid landscapes. AMS Proc. 23^rd Conf. Agric. Forest Meteorol. pp. 392-394. (Proceedings)

14. Kustas, W. P., J.H. Prueger, L.E. Hipps, J.L. Hatfield, and D. Meek, D. 1998. Inconsistencies in net radiation estimates from use of several models of instruments in a desert environment. Agric. Forest Meteorol. 90:257-263.

15. Kustas, W.P., J.H. Prueger, L.E. Hipps, K. Ramalingam, J.L. Hatfield, T.J. Schmugge, A. Rango, J.C. Ritchie, and K.M. Havstad. 1998. Application of Monin-Obukhov similarity over a mesquite dune site in the Jornada Experimental Range. 23^rd Conference on Agriculture and Forest Meteorology, 13^th Conference on Biometeorology and Aerobiology, and 2^nd Urban Environmental Symposium, 2-6 November 1998, American Meteorological Society, pp. 216-219. (Proceedings)

16. Kustas, W.P., J.H. Prueger, K. Ramalingam, T.J. Schmugge, A. Rango, J.C. Ritchie, L.E. Hipps, and J.L. Hatfield. 1998. Utility of radiometric temperatures for surface energy flux estimation of a heterogenous desert ecosystem. American Meteorological Society Special Symposium on Hydrology, American Meteorology Society, Washington, DC, pp. 67-72. (Proceedings)

17. Pachepsky, Y.A. and J. C. Ritchie. 1998. Determining scales and scaling in semi-desert landscapes using fractal modeling and wavelet analysis of airborne laser altimetry data. Abstracts of papers presented at the Chapman Conference on Fractal Scaling, Nonlinear Dynamics, and Chaos in Hydrologic Systems, p. 18. (Abstract)

18. Pachepsky, Y.A. and J. C. Ritchie. 1998. Using fractal modeling and wavelet analysis do define scales and scaling in semi-desert landscapes from airborne laser altimetry data. Abstracts of papers presented at the 1998 Annual Meeting of International Society for Ecological Modelling, p. 22. (Abstract)

19. Pachepsky, Y.A. and J.C. Ritchie. 1998. Seasonal changes in fractal landscape surface roughness estimated from airborne laser altimetry data. International Journal of Remote Sensing 19(13):2509-2516.

20. Pelgrum, H., T. Schmugge, A. Rango, J. Ritchie, and B. Kustas. 1998., Spatial variability of thermal and near infrared imagery in JORNEX. Proceedings of IGARSS'98 Vol II, pp. 589-591. (Proceedings)

21. Prueger, J.H., W.P. Kustas, L.E. Hipps, and J.L. Hatfield. 1998. Spatial variability of soil heat flux of a single honey mesquite dune in the Jornada basin. AMS Proc. 23^rd Conf. Agric. Forest Meteorol. pp. 262-263. (Proceedings)

22. Prueger, J.H., W.P. Kustas, L.E. Hipps, J.L. Hatfield, and K. Ramalingam. 1998. Surface energy partitioning over black grama and mesquite dune biomes in a northern Chihuahuan desert. AMS Proc. Special Symp. Hydrol. pp. 216-219. (Proceedings)

23. Rango, A., J.C. Ritchie, W.P. Kustas, T.J. Schmugge, and K.M. Havstad. 1998. JORNEX: remote sensing to quantify long-term vegetation change and hydrological fluxes in an arid rangeland environment, pp. 585-590. In: H. Wheater and C. Kirby (eds.), Hydrology in a Changing Environment, John Wiley, London. (Chapter)

24. Rango, A., J.C. Ritchie, W.P. Kustas, T.J. Schmugge, K.S. Humes, L.E. Hipps, J.H. Prueger, and K.M. Havstad. 1998. JORNEX: A multidisciplinary remote sensing campaign to quantify plant community/atmospheric interactions in the northern Chihuahuan desert of New Mexico. American Meteorological Society Special Symposium on Hydrology, American Meteorology Society, Washington, DC, pp. 63-66. (Proceedings)

25. Ritchie, J.C., A. Rango, W.P. Kustas, T.J. Schmugge, K.M. Havstad, J.H. Everitt, L.E. Hipps, and K. Ramalingam. 1998. JORNEX: A remote sensing campaign to study plant community response to hydrologic fluxes in desert grasslands, pp. 65-74. In: D.F. Potts (ed.), Rangeland Management and Water Resources, American Water Resources Society, Herdon, VA. (Chapter)

26. Ritchie, J.C. 1999. Application of laser altimetry for agricultural and natural resource management, American Astronautical Society 37^th Goddard Memorial Symposium Book of Abstracts, p. 34, 1999.

27. Pelgrum, H., T. Schmugge, J. Ritchie, A. Rango, and W. Kustas. 1999. Influence of sensor resolution on estimates of the energy balance for a semi-arid grassland. Geophysical Research Abstracts 1(2):468, 1999. The Hague, Netherlands. (Abstract).

28. Rango, A., M. Chopping, J.C. Ritchie, K. Havstad, W. Kustas, and T. Schmugge. 1999. Remote sensing of shrub-coppice dunes in desert grasslands of southern New Mexico. American Geophysical Union Transactions (EOS) 80(46):F457.

29. Ritchie, J.C., A. Rango, T.J., Schmugge, W.P. Kustas, and F.R. Schiebe. 1999. Monitoring physical and biological states of desert grasslands using remote sensing. IUGG-99 Birmingham Abstracts, p. B125.

30. Ritchie, J.C., T.J. Schmugge, A. Rango, F.R. Schiebe, and W.P. Kustas. 1999. Monitoring physical and biological properties at the Sevilleta LTER using remote sensing. Bulletin of the Ecological Society of America 80(3 Supplement):300.

31. Schmugge, T., A. French, J.C. Ritchie, and A. Rango. 1999. Validation of surface emissivity estimates. American Geophysical Union Transactions (EOS) 80(46):F474.

32. Schmugge, T., A. French, J.C. Ritchie, and A. Rango. 1999. Estimation of Surface Emissivity for Arid Lands, IGARSS'99, Hamburg Germany, 28 June - 2 July 1999, (Abstract).

33. Chopping, M., T. Schmugge, A. Rango, J.C. Ritchie, W. Kustas, and J.R. Vande Castle. 2000. Impact of structure and composition of shrub-coppice dune landscapes om MASTER reflectance anisotropy. Abstracts of the Remote Sensing and Hydrology 2000 Symposium, p. 38.

34. Kustas, W.P., J.H. Prueger, J.L, Hatfield, K. Ramalingam, and L.E. Hipps, L.E. 2000. Variability in soil heat flux from a mesquite dune site, Agricultural and Forest Meteorology 103(3):249-264.

35. Ritchie, J.C., T. Schmugge, A., Rango, F.R., Schiebe, and W. Kustas. 2000. Monitoring physical and biological properties at the Sevilleta LTER using remote sensing. Abstracts of the Remote Sensing and Hydrology 2000 Symposium, p. 56.

36. Schmugge, T., A. French, J.C. Ritchie, and A. Rango. 2000. Estimation of surface emissivity for arid lands. Abstracts of the Remote Sensing and Hydrology 2000 Symposium, p. 39.

37. Schmugge, T., A. French, J.C. Ritchie, and A. Rango. 2000. Observation of Surface Emissivity for Arid Lands. European Geophysical Society Mtg, 24 - 29 April, 2000, Nice France (Abstract).

38. Pelgrum, H., T. Schmugge, A. Rango, J. Ritchie, B. Kustas. 2000. Length-scale analysis of surface albedo, temperature, and normalized difference vegetation index in a desert grassland. Water Resources Research 36(7):1757-1765.

39. Chopping, M.J., A. Rango, and J.C. Ritchie. 2000. Potential for semiarid community type differentiation via exploitation of the directional signal: Tests with AVHRR data. IEEE 2000 International Geoscience and Remote Sensing Symposium Proceedings V:1957-1959.

40. Ritchie, J.C., T.J. Schmugge, A. Rango, and F.R. Schiebe. 2000. Remote sensing applications for monitoring semiarid grasslands at the Sevilleta LTER, New Mexico. IEEE 2000 International Geoscience and Remote Sensing Symposium Proceedings V:1969-1971.

41. >Schmugge, T., A. French, J.C. Ritchie, and A. Rango. 2000. The use of multispectral TIR data for observing the spectral emissivity of arid lands. IEEE 2000 International Geoscience and Remote Sensing Symposium Proceedings VI:2516-2518.

42. Chopping, M.J. 2000. Large-scale BRDF retrieval over New Mexico with a multiangular NOAA AVHRR data set, Remote Sensing of Environment 74(1):163-191.

43. Havstad, K.M., W.P. Kustas, A. Rango, J.C. Ritchie, and T.J. Schmugge. 2000. Jornada Experimental Range: A unique arid land location for experiments to validate satellite systems and to understand effects of climate change. Remote Sensing of Environment 74(1):13-25.

44. Privette, J.L., G.P. Asner, J. Conel, K.F. Huemmrich, R. Olson, A. Rango, A.F. Rahman, K. Thome, and E.A. Walter-Shea. 2000. The EOS prototype validation exercise (PROVE) at Jornada: Overview and lesson learned. Remote Sensing of Environment 74(1):1-12.

45. Rango, A., M. Chopping, J. Ritchie, K. Havstad, W. Kustas, and T. Schmugge. 2000. Morphological characteristics of shrub coppice dunes in desert grasslands of southern New Mexico derived from scanning lidar. Remote Sensing of Environment 74(1):26-44.

46. Chopping, M.J. 2000. Testing LiSK BRDF model with in situ bidirectional reflectance factor measurements over semiarid grasslands. Remote Sensing of Environment 74:287-312.

47. Schmugge, T.J., A.N. French, J.C. Ritchie, and A. Rango. 2000. Observations of surface emissivity for arid lands. Geophysical Research Abstracts 2(2000):47, 2000. (Abstract).

48. Zhan, X., W.P. Kustas, J.C. Ritchie, J.H. Prueger, L.E. Hipps, A. Rango, T.J. Schmugge, B. Nolen, and M.J. Chopping. 2000. A preliminary assessment of regional scale carbon stocks and fluxes of a desert using field measurements, satellite images and model simulation. Advances in Terrestrial Ecosystem Carbon Inventory, Measurement, and Monitoring Abstracts, U.S. Forest Service, Raleigh, NC, 3-5 October 2000, p. 107. (Abstract)

49. Rango, A., K. Havstad, L. Huenneke, J. Ritchie, T. Schmugge, M. Chopping, D. Peters, and J. Herrick. 2000. The ARS Jornada Experimental Range - Where long term ecological, hydrological, and remote sensing research meet. American Geophysical Union Transactions (EOS) 81(48):F382, 2000.

50. Schmugge, T., M. Chopping, A. French, K. Havstad, A. Rango, J. Ritchie, and J. Schieldge. 2000. Aster observations over New Mexico test site. American Geophysical Union Transactions (EOS) 81(48):F550, 2000.

51. Ritchie, J.C., M.S. Seyfried, M.J. Chopping, and Y. Pachepsky. 2001. Airborne laser technology for measuring rangeland conditions. Journal of Range Management 54(2):A8-A21 2001

52. Chopping, M., T. Schmugge, A. Rango, J.C. Ritchie, W. Kustas, and J.R. Vande Castle. 2001. Impact of structure and composition of shrub-coppice dune landscapes on MASTER reflectance anisotropy, pp. Xxx-xxx. In: M. Owe, K. Brubaker, J. Ritchie, and A. Rango, (Editors), Remote Sensing and Hydrology 2000. International Association of Hydrological Sciences Publication No. 261, International Association of Hydrological Sciences Press, Wallingford, United Kingdom. (In Press)

53. Ritchie, J.C., T. Schmugge, A. Rango, F.R. Schiebe, and W. Kustas. 2001. Monitoring Physical and Biological Properties at the Sevilleta LTER Using Remote Sensing, pp. Xxx-xxx. In: M. Owe, K. Brubaker, J. Ritchie, and A. Rango, (Editors), Remote Sensing and Hydrology 2000. International Association of Hydrological Sciences Publication No. 261, International Association of Hydrological Sciences Press, Wallingford, United Kingdom. (In Press)

54. Schmugge, T., A. French, J.C. Ritchie, and A. Rango. 2001. Estimation of Surface Emissivity for Arid Lands, pp. Xxx-xxx. In: M. Owe, K. Brubaker, J. Ritchie, and A. Rango, (Editors), Remote Sensing and Hydrology 2000. International Association of Hydrological Sciences Publication No. 261, International Association of Hydrological Sciences Press, Wallingford, United Kingdom. (In Press)

55. Schmugge, T., A. French, J.C. Ritchie, A. Rango, and H. Pelgrum. 2001. Temperature and emissivity separation from multispectral thermal infrared observations. Remote Sensing of Environment (In Press), 2001.

January 15, 2001