The influence of soil and vegetation parameters on atmospheric variables relevant for convection in the Sahel

Journal of Hydrometeorology

Volumn 9, Issue 3, 2008, Pages 461-476

  Lauwet, Dirk ^a   De Ridder, K ^b   van Lipzig, N P M ^a  

^a UNIVERSITY OF LEUVEN   (Belgium)

^b FLEMISH INSTITUTE FOR TECHNOLOGICAL RESEARCH VITO   (Belgium)

Author keywords

[No Author keywords available]

Indexed keywords

ATMOSPHERIC CONVECTION; CLIMATE MODELING; CONVECTIVE BOUNDARY LAYER; DATA INTERPRETATION; DATA SET; EVAPORATION; LAND SURFACE; MESOSCALE METEOROLOGY; POTENTIAL ENERGY; POTENTIAL TEMPERATURE; SOIL MOISTURE;

AFRICA; SAHEL [SUB-SAHARAN AFRICA]; SUB-SAHARAN AFRICA;

EID: 58049083886     PISSN: 1525755X     EISSN: None     Source Type: Journal    
DOI: 10.1175/2007JHM813.1     Document Type: Article

References (41)

1. Allen, S. J., J.S. Wallace, J. H. C. Gash, and M. V. K. Sivakumar, 1994: Measurements of albedo variation over natural vegetation in the Sahel. Int. J. Climatol., 14, 625-636.
2. Braud, I., P. Bessemoulin, B. Monteny, M. Sicot, J. P. Vandervaere, and M. Vauclin, 1997: Unidimensional modelling of a fallow savannah during the HAPEX-Sahel experiment using the SiSPAT model. J. Hydrol., 189, 912-945.
3. Chanzy, A., cited 1996: Climate and fluxes (degraded fallow CE). [Available online at http://www.ird.fr/hapex.]
4. Charney, J. G., 1975: Dynamics of deserts and drought in the Sahel. Quart. J. Roy. Meteor. Soc., 101, 193-202.
5. Clapp, R. B., and G. M. Hornberger, 1978: Empirical equations for some soil hydraulic properties. Water Resour. Res., 14, 601-604.
6. Clark, D. B., Y. Xue, R. J. Harding, and P. J. Valdes, 2001: Modeling the impact of land surface degradation on the climate of tropical North Africa. J. Climate, 14, 1809-1822.
7. Cuenca, R. H., and Coauthors, 1997: Soil measurements during HAPEX-Sahel intensive observation period. J. Hydrol., 189, 224-266.
8. DeRidder, K., and G. Schayes, 1997: The IAGL land surface model. J. Appl. Meteor., 36, 167-182.
9. d'Herbès, J. M., and C. Valentin, 1997: Land surface conditions of the Niamey region: Ecological and hydrological implications. J. Hydrol., 189, 18-42.
10. Dolman, A. J., A. D. Culf, and P. Bessemoulin, 1997a: Observations of boundary layer development during the HAPEX-Sahel intensive observation period. J. Hydrol., 189, 998-1016.
11. Dolman, A. J., J. H. C. Gash, J. P. Goutorbe, Y. Kerr, T. Lebel, S. D. Prince, and J. N. M. Stricker, 1997b: The role of the land surface in Sahelian climate: HAPEX-Sahel results and future research needs. J. Hydrol., 189, 1067-1079.
12. Goutorbe, J. P., J. Noilhan, P. Lacarrere, and I. Braud, 1997a: Modelling of the atmospheric column over the central sites during HAPEX-Sahel. J. Hydrol., 189, 1017-1039.
13. Goutorbe, J. P., and Coauthors, 1997b: An overview of HAPEX-Sahel: A study in climate and desertification. J. Hydrol., 189, 4-17.
14. Grasso, L. D., 2000: A numerical simulation of dryline sensitivity to soil moisture. Mon. Wea. Rev., 128, 2816-2834.
15. Hanan, N. P., and S. D. Prince, 1997: Stomatal conductance of west-central supersite vegetation in HAPEX-Sahel: Measurements and empirical models. J. Hydrol., 189, 536-562.
16. Hanan, N. P., S. D. Prince, and A. Bégué, 1997: Modelling vegetation primary production durine HAPEX-Sahel using production efficiency and canopy conductance model formulations. J. Hydrol., 189, 651-675.
17. Hoffmann, W. A., and R. B. Jackson, 2000: Vegetation-climate feedbacks in the conversion of tropical savanna to grassland. J. Climate, 13, 1593-1602.
18. Jackson, R. B., J. Canadell, J. R. Ehleringer, H. A. Mooney, O. E. Sala, and E. D. Schulze, 1996: A global analysis of root distributions for terrestrial biomes. Oecologia, 108, 389-411.
19. Kahan, D. S., Y. K. Xue, and S. J. Allen, 2006: The impact of vegetation and soil parameters in simulations of surface energy and water balance in the semi-arid Sahel: A case study using SEBEX and HAPEX-Sahel data. J. Hydrol., 320, 238-259.
20. Lanicci, J. M., T. N. Carlson, and T. T. Warner, 1987: Sensitivity of the Great Plains severe-storm environment to soil-moisture distribution. Mon. Wea. Rev., 115, 2660-2673.
21. Louis, J.-F., 1979: A parametric model of vertical eddy fluxes in the atmosphere. Bound.-Layer Meteor., 17, 187-202.
22. Margulis, S. A., and D. Entekhabi, 2001: Feedback between the land surface energy balance and atmospheric boundary layer diagnosed through a model and its adjoint. J. Hydrometeor., 2, 599-620.
23. Monkam, D., 2002: Convective available potential energy (CAPE) in northern Africa and tropical Atlantic and study of its connections with rainfall in central and West Africa during summer 1985. Atmos. Res., 62, 125-147.
24. 2 cycle during the HAPEX-Sahel experiment. J. Hydrol., 189, 516-535.
25. Osborne, T. M., D. M. Lawrence, J. M. Slingo, A. J. Challinor, and T. R. Wheeler, 2004: Influence of vegetation on the local climate and hydrology in the tropics: Sensitivity to soil parameters. Climate Dyn., 23, 45-61.
26. Pielke, R. A., 2001: Influence of the spatial distribution of vegetation and soils on the prediction of cumulus convective rainfall. Rev. Geophys., 39, 151-177.
27. Samuelsson, P., and M. Tjernström, 1999: Airborne flux measurements in NOPEX: Comparison with footprint estimated surface heat fluxes. Agric. For. Meteor., 99, 205-225.
28. Schlünzen, K. H., and J. J. Katzfey, 2003: Relevance of sub-grid-scale land-use effects for mesoscale models. Tellus, 55A, 232-246.
29. Shaw, B. L., R. A. Pielke, and C. L. Ziegler, 1997: A three-dimensional numerical simulation of a Great Plains dryline. Mon. Wea. Rev., 125, 1489-1506.
30. Taylor, C. M., and D. B. Clark, 2001: The diurnal cycle and African easterly waves: A land surface perspective. Quart. J. Roy. Meteor. Soc., 127, 845-867.
31. Taylor, C. M., F. Saïd, and T. Lebel, 1997: Interactions between the land surface and mesoscale rainfall variability during HAPEX-Sahel. Mon. Wea. Rev., 125, 2211-2227.
32. Taylor, C. M., E. F. Lambin, N. Stephenne, R. J. Harding, and R. L. H. Essery, 2002: The influence of land use change on climate in the Sahel. J. Climate, 15, 3615-3629.
33. Trier, S. B., F. Chen, and K. W. Manning, 2004: A study of convection initiation in a mesoscale model using high-resolution land surface initial conditions. Mon. Wea. Rev., 132, 2954-2976.
34. Vandervaere, J. P., C. Peugeot, M. Vauclin, R. A. Jaramillo, and T. Lebel, 1997: Estimating hydraulic conductivity of crusted soils using disc infiltrometers and minitensiometers. J. Hydrol., 189, 203-223.
35. -1 for sparse vegetation. J. Appl. Meteor., 36, 560-572.
36. Visser, S. M., G. Sterk, and D. Karssenberg, 2005: Wind erosion modelling in a Sahelian environment. Environ. Modell. Software, 20, 69-84.
37. Xue, M., K. K. Droegemeier, and V. Wong, 2000: The Advanced Regional Prediction System (ARPS) - A multi-scale nonhydrostatic atmospheric simulation and prediction model. Part I: Model dynamics and verification. Meteor. Atmos. Phys., 75, 161-193.
38. Xue, M., and Coauthors, 2001: The Advanced Regional Prediction System (ARPS) - A multi-scale nonhydrostatic atmospheric simulation and prediction tool. Part II: Model physics and applications. Meteor. Atmos. Phys., 76, 143-165.
39. Xue, Y., and J. Shukla, 1993: The influence of land surface properties on Sahel climate. Part I: Desertification. J. Climate, 6, 2232-2245.
40. Zeng, N., J. D. Neelin, K. M. Lau, and C. J. Tucker, 1999: Enhancement of interdecadal climate variability in the Sahel by vegetation interaction. Science, 286, 1537-1540.
41. Ziegler, C. L., W. J. Martin, R. A. Pielke, and R. L. Walko, 1995: A modeling study of the dryline. J. Atmos. Sci., 52, 263-285.