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Publications: Climate Change (listed chronologically by year)

Blending Local Scale Information for Developing Agricultural Resilience in Ethiopia. Chapter in Climate Vulnerability: Understanding and Addressing Threats to Essential Resources (ed. R. Pielke). [Find more information at http://store.elsevier.com/Climate-Vulnerability/isbn-9780123847034/ or send a request to the author at cfunk@usgs.gov.] C. Funk, G. Husak, A. Mahiny, G. Eilerts, J. Verdin, and J. Rowland, 2013.

A Climate Trend Analysis of Senegal. U.S. Geological Survey Fact Sheet 2012-3123. C. Funk, J. Rowland, A. Adoum, G. Eilerts, J. Verdin, and L. White, 2012.

A Climate Trend Analysis of Mali. U.S. Geological Survey Fact Sheet 2012-3105. C. Funk, J. Rowland, A. Adoum, G. Eilerts, and L. White, 2012.

A Climate Trend Analysis of Burkina Faso. U.S. Geological Survey Fact Sheet 2012-3084. C. Funk, J. Rowland, G. Eilerts, A. Adoum, and L. White, 2012.

A Climate Trend Analysis of Niger. U.S. Geological Survey Fact Sheet 2012-3080. C. Funk, J. Rowland, G. Eilerts, A. Adoum, and L. White, 2012.

A Climate Trend Analysis of Chad. U.S. Geological Survey Fact Sheet 2012-3070. C. Funk, J. Rowland, A. Adoum, G. Eilerts, and L. White, 2012.

A Climate Trend Analysis of Uganda. U.S. Geological Survey Fact Sheet 2012-3062. C. Funk, J. Rowland, G. Eilerts, and L. White, 2012.

Climate change and human health: Spatial modeling of water availability, malnutrition, and livelihoods in Mali, Africa. Applied Geography. M. Jankowska, D. Lopez-Carr, C. Funk, G. Husak, and Z. Chafe, 2012.

Mapping recent decadal climate variations in precipitation and temperature across Eastern Africa and the Sahel. Chapter 14, in Remote Sensing of Drought: Innovative Monitoring Approaches (eds. B. Wardlow, M. Anderson, J. Verdin). C. Funk, J. Michaelsen, M. Marshall, 2012.

A Climate Trend Analysis of Ethiopia. U.S. Geological Survey Fact Sheet 2012-3053. C. Funk, J. Rowland, G. Eilerts, E. Kebede, N. Biru, L. White, and G. Galu, 2012.

Using Observed Warming to Identify Hazards to Mozambique Maize Production. U.S. Geological Survey Fact Sheet 2011-3110. L. Harrison, C. Funk, G. Eilerts, 2011.

A Climate Trend Analysis of Sudan. U.S. Geological Survey Fact Sheet 2011-3072. C. Funk, G. Eilerts, J. Verdin, J. Rowland, and M. Marshall, 2011.

A westward extension of the warm pool leads to a westward extension of the Walker circulation, drying eastern Africa. Climate Dynamics. A.P. Williams and C. Funk, 2011.

A Westward Extension of the Tropical Pacific Warm Pool Leads to March through June Drying in Kenya and Ethiopia. U.S. Geological Survey Open-File Report 2010-1199. A. Park Williams and C. Funk, 2010.

A Climate Trend Analysis of Kenya--August 2010. U.S. Geological Survey Fact Sheet 2010-3074. C. Funk, G. Eilerts, F. Davenport, and J. Michaelsen, 2010.

Real-Time Decision Support Systems--The Famine Early Warning System Network. In Satellite Rainfall Applications for Surface Hydrology. C. Funk and J.P. Verdin, 2009.

New satellite observations and rainfall forecasts help provide earlier warning of drought in Africa. The Earth Observer. C. Funk, 2009.

Declining global per capita agricultural production and warming oceans threaten food security. Food Security. C. Funk and M. Brown, 2009.

Food Security under Climate Change. Science. M.E. Brown and C. Funk, 2008.

Warming of the Indian Ocean threatens eastern and southern African food security but could be mitigated by agricultural development. Proceedings of the National Academy of Sciences. C. Funk, M. Dettinger, J.C. Michaelsen, J.P. Verdin, M.E. Brown, M.Barlow, and A. Hoell, 2008.

A maximum-to-minimum technique for making projections of NDVI in semi-arid Africa for food security early warning. Remote Sensing of Environment. C. Funk and M. Brown, 2005.

Climate Science and Famine Early Warning. Philosophical Transactions of the Royal Society B: Biological Sciences. J. Verdin, C. Funk, G. Senay, and R. Choularton, 2005.

Recent Drought Tendencies in Ethiopia and Equatorial-Subtropical Eastern Africa. FEWS NET Special Report. C. Funk, G. Senay, A. Asfaw, J. Verdin, J. Rowland, J. Michaelsen, G. Eilerts, D. Korecha, and R. Choularton, 2005.

A simplified diagnostic model of orographic rainfall for enhancing satellite-based rainfall estimates in data poor regions. Journal of Applied Meteorology 43: 1366-1378. [Please find a copy of this paper at AMS Journals Online, or send a request to the author at cfunk@usgs.gov.] C. Funk and J. Michaelsen, 2004.

Estimating Meher Crop Production Using Rainfall in the 'Long Cycle' Region of Ethiopia. FEWS NET Special Report. C. Funk, A. Asfaw, P. Steffen, G. Senay, J. Rowland, and J. Verdin, 2003.

The collaborative historical African rainfall model: description and evaluation. International Journal of Climatology 23: 47-66. [Please find a copy of this paper at International Journal of Climatology, or send a request to the author at cfunk@usgs.gov.] C. Funk, J. Michaelsen, J. Verdin, G. Artan, G. Husak, G. Senay, H. Gadain, and T. Magadzire, 2003.


Publications: Drought & Agricultural Monitoring (listed chronologically by year)

Modelling rain-fed maize vulnerability to droughts using the standardized precipitation index from satellite estimated rainfall. International Journal of Disaster Risk Reduction. H. Jayanthi, G. Husak, C. Funk, T. Magadzire, A. Chavula, and J. Verdin, 2013.

Enhancing the Simplified Surface Energy Balance (SSEB) approach for estimating landscape ET: Validation with the METRIC model. Agricultural Water Management, 98: 606-618. Senay, G.B., M. Budde, J.P. Verdin, 2010.

Phenologically-tuned MODIS NDVI-based production anomaly estimates for Zimbabwe. Remote Sensing of Environment 113(1). [Please find a copy of this paper at Remote Sensing of the Environment, or send a request to the author at cfunk@usgs.gov.] C. Funk and M. Budde, 2009.

Use of the Gamma Distribution to Represent Monthly Rainfall in Africa for Drought Monitoring Applications. International Journal of Climatology 27: 935-944. [Please find a copy of this paper at http://www3.interscience.wiley.com, or send a request to the author at husak@geog.ucsb.edu.] G. Husak, J. Michaelsen, and C. Funk, 2007.

A coupled remote sensing and simplified surface energy balance approach to estimate actual evapotranspiration from irrigated fields. Special issue: Remote sensing of natural resources and the environment. SENSORS. G.B. Senay, M. Budde, J.P. Verdin, and A.M. Melesse, 2007.

Evaluating MODIS Data to Estimate Irrigated Crop Production in Afghanistan Using a Thermal-based ET Fraction Approach. Proceedings of the Pecora Symposium, Sioux Falls SD. G.B. Senay, M. Budde, J.P. Verdin, and J. Rowland, 2005.

Drought Monitoring Techniques for Famine Early Warning Systems in Africa. Chapter 19 in Monitoring and Predicting Agricultural Droughts: A Global Study, Eds. V.K. Boken, A.P. Cracknell, R.L. Heathcote, Oxford University Press, New York. J. Rowland, J. Verdin, A. Adoum, and G. Senay, 2005.

Characterization of yield reduction in Ethiopia using a GIS-based crop water balance model. Canadian Journal of Remote Sensing. G. Senay and J. Verdin, 2003.

Evaluating the performance of a crop water balance model in estimating regional crop production. Proceedings of the Pecora 15 Symposium, Denver CO. G. Senay and J. Verdin, 2002.

Grid cell based crop water accounting for the Famine Early Warning System. Hydrological Processes 16:1617-1630. J. Verdin and R. Klaver, 2002.

A comparison of methods for estimating start-of-season from operational remote sensing products: first results. American Society for Photogrammetry and Remote Sensing, Proceedings of the Pecora Symposium, Denver CO. J. Verdin, R. Lietzow, J. Rowland, R. Klaver, B. Reed, V. French, and F. Lee, 1999.

Exploring the correlation between Southern Africa NDVI and Pacific sea surface temperature: Results for the 1998 maize growing season. International Journal of Remote Sensing 10: 2117-2124. (Selected as Best Remote Sensing Letter of 1999 by the Remote Sensing Society, United Kingdom.) J. Verdin, C. Funk, R. Klaver, and D. Roberts, 1999.


Publications: General (listed chronologically by year)

Review of FEWS NET biophysical monitoring requirements. Environmental Research Letters. K.W. Ross, M.E. Brown, J.P. Verdin, and L.W. Underwood, 2009.

Crop Area Estimation Using High and Medium Resolution Satellite Imagery in Areas with Complex Topography. Journal of Geophysical Research 113, D14112. [Please find a copy of this paper at http://www.agu.org/journals/jd, or send a request to the author at husak@geog.ucsb.edu.] G.J. Husak, M.T. Marshall, J. Michaelsen, D. Pedreros, C. Funk, and G. Galu, 2008.

Trends and Spatial Distribution of Annual and Seasonal Rainfall in Ethiopia. International Journal of Climatology. W. Cheung, G.B. Senay, and A. Singh, 2008.

Global daily reference evapotranspiration modeling and evaluation. Journal of the American Water Resources Association 44(4). [Please find a copy of this paper at http://www.blackwell-synergy.com, or send a request to the author at senay@usgs.gov.] G.B. Senay, J.P. Verdin, R. Lietzow, and A.M. Melesse, 2008.

Developing Index Maps of Water Harvest Potential in Africa. Applied Engineering in Agriculture 20(6): 789-799. G. Senay and J. Verdin, 2004.

Comparing satellite rainfall estimates and reanalysis precipitation fields with station data for western Kenya. Proceedings of the International Workshop on Crop Monitoring for Food Security in Africa, European Joint Research Centre/ UN Food and Agriculture Organization, Nairobi, Kenya, January 28-30. C. Funk and J. Verdin, 2003.

Data and applications for study of the water cycle in Africa. Proceedings of the International Symposium on Remote Sensing of the Environment, Cape Town, South Africa. J. Verdin, 2000.

Remote sensing of ephemeral water bodies in western Niger. International Journal of Remote Sensing 17(4): 733-748. J. Verdin, 1996.


Publications: Stream Flow Modeling

A linear geospatial streamflow modeling system for data sparse environments. International Journal of River Basin Management. K.O. Asante, G.A. Artan, S. Pervez, and J. Rowland, 2008.

Using satellite-based rainfall estimates for streamflow modelling-Bagmati Basin. Journal of Flood Risk Management. M.S. Shrestha, G.A. Artan, S.R. Bajracharya, and R.R. Sharma, 2008

Technical Manual for the Geospatial Stream Flow Model (GeoSFM). U.S. Geological Survey Open-File Report 2007-1441. K.O. Asante, G.A. Artan, S. Pervez, C. Bandaragoda, and J.P. Verdin, 2008.

Users Manual for the Geospatial Stream Flow Model (GeoSFM). U.S. Geological Survey Open-File Report 2007-1440. G.A. Artan, K. Asante, J. Smith, S. Pervez, D. Entenmann, J. Verdin, and J. Rowland, 2008.

Adequacy of satellite derived rainfall data for stream flow modeling. Natural Hazards. G. Artan, H. Gadain, J.L. Smith, K. Asante, C. Bandaragoda, and J. Verdin, 2007.

Developing a flood monitoring system from remotely sensed data for the Limpopo Basin. IEEE Transactions on Geoscience and Remote Sensing. K.O. Asante, R.D. Macuacua, G.A. Artan, R.W. Lietzow, and J.P. Verdin, 2007.

A flood early warning system for southern Africa. Proceedings of the Pecora 15 Symposium, Denver CO. G. Artan, M. Restrepo, K. Asante, and J. Verdin, 2002.

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