Figures index

From

Spatio-temporal Drought Characterization for the Upper Tana River Basin, Kenya Using Standardized Precipitation Index (SPI)

Raphael M. Wambua, Benedict M. Mutua, James M. Raude

World Journal of Environmental Engineering. 2015, 3(4), 111-120 doi:10.12691/wjee-3-4-2
  • Figure 1. The location of the upper Tana River basin in Kenya
  • Figure 2. Spatial distribution of precipitation in upper Tana River basin
  • Figure 3. The flow chart of the procedure used in computation of the time series SPI
  • Figure 4. Monthly Time series SPI and precipitation at (a) MIAD (b) Naro-moru meteorological stations
  • Figure 5. Spatial distribution of drought severity for the period 1970-2010
  • Figure 6. Average drought severity between 1970 and 2010 for both south-eastern (S-E) and north-western (N-W) areas
  • Figure 7. Spatial distribution of Mann-Kendall drought trend test at (a) 90% and (b) 95% significant levels for the upper Tana River basin