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  • the Sahara and to attempt to trace the course of the river Niger. In 1825, he was appointed to lead a diplomatic and commercial mission to the capitals of the central Sudan by way of the Guinea coast. He died in Sokoto but his reports proved useful to later
  • 2009
  • measurement and determined weights and criteria). Comparison of both methods proves the initial hypothesis. - (EN)
  • 2009
  • authority companies, local government companies, municipal union ownership, municipal companies and/or budgetary workshops). Moreover, in 20 centres urban transport is proved by general municipal services enterprises. - (BJ)
  • 2009
  • of municipalities bringing problems, that can not be addressed, and solved by one municipality. Polish legislation provides legal basis for cooperation of municipalities. However, experience of the last several years proves that cooperation among municipalities
  • 2009
  • the environmental covariates elevation, slope, aspect, curvature, wetness index, land use and distance from streams, proved to be the best predictor of soil depth. This model explains 52% of the variability of soil depth in the catchment; with a prediction variance
  • 2009
  • for 60 transects located upstream, downstream and at intermediate sites around 20 check-dams in 4 different headwater catchments. The methods have proved to be very sensitive and effective in isolating differences between transects and associations
  • 2009
  • Some bays having the same isostatic rebound and dynamic conditions have been studied to test if the number of beach ridges in each locality is significant to prove climatic changes, storminess, and rates of sediment accumulation, or if the number
  • 2009
  • classification accuracy. This proved to be the case. Bivariate correlation analysis was performed between spectral and DEM variables to cross-check the results.
  • 2009
  • zone of eastern China which are organic matter content, cation exchange capacity, pH, clay content and bulk density in topsoils. By cluster analysis it is proved that these soil indicators are better than the soil types and soil regionalization
  • 2009
  • , pine plantation and cashew plantation) using conventional statistical methods as well as geostatistics. The results prove that the optimal sampling scheme varies strongly as a result of the different spatial behavior of SOC in forests and depends
  • 2009
  • , which was exprapolated to the entire catchment using morphometric classes. As large parts of the forests within the catchment prove to have undergone little or no erosion since medieval times, a correction was applied for the presence of forests. Dating
  • 2009