Sökning: "Boyi Jiang"

Hittade 2 uppsatser innehållade orden Boyi Jiang.

1. 1. GIS-based time series study of soil erosion risk using the Revised Universal Soil Loss Equation (RUSLE) model in a micro-catchment on Mount Elgon, Uganda

   Master-uppsats, Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

   Författare :Boyi Jiang; [2013]
   Nyckelord :geomatics; Physical Geography and Ecosystem Analysis; time series; GIS; Revised Universal Soil Loss Equation RUSLE ; Uganda; soil erosion; Earth and Environmental Sciences;

   Sammanfattning : Land degradation has already been treated as one of the most serious problem all around the world. This study is a GIS-based time series study which devotes to calculate annual soil loss value, seek for soil erosion trends linked with precipitation and land use in Manafwa micro-catchment, Mount Elgon region, Uganda. LÄS MER

3. 2. GIS-based Multi-criteriaAnalysis Used in Forest Fire Estimation: A Case Study of Northernmost Gävleborg County in Sweden

   Kandidat-uppsats, Avdelningen för Industriell utveckling, IT och Samhällsbyggnad

   Författare :Boyi Jiang; [2011]
   Nyckelord :Multi-criteria analysis MCA ; GIS; Forest fire risk rank; Analytic Hierarchy Process AHP ;

   Sammanfattning : Fire plays an important role in forest ecosystem management depending on the dual character of it. It should be managed and supervised effectively. In this particular study, the study area was located in the north part of Gävleborg County in Sweden, which is in a high- latitude region. LÄS MER