Essays about: "Sahel"

Showing result 36 - 40 of 46 essays containing the word Sahel.

  1. 36. Resolving the paradox between species decline and regreening in the West-African Sahel : A case study from northern Burkina Faso

    University essay from Stockholms universitet/Stockholm Resilience Centre

    Author : Hendrik Hänke; [2012]
    Keywords : ;

    Abstract : After large-scale famines and decade long observations of drought, the Sahel has received a lot of attentionfrom science, politics, media and civil society. While most scientists noticed serious land degradation anddesertification in the Sahel during the 1970s and 80s, a certain “regreening” trend has been observed inrecent years. READ MORE

  3. 37. Significance of soil moisture on vegetation greenness in the African Sahel from 1982 to 2008

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Mohamed Ahmed; [2012]
    Keywords : geography; NDVI; soil moisture; time series analysis; Sahel; remote sensing; temporal correlation; physical geography; Earth and Environmental Sciences;

    Abstract : Popular science The Sahel is a semi-arid eco-climatic transition zone in northern Africa separating the Sahara desert from the Africa’s tropical forest. The Sahel word in Arabic language means “shore” which is linguistically describes the appearances of vegetation as a shoreline defining the boundary of the Sahara desert. READ MORE

  4. 38. Drought in the Sahel : global and local driving forces and their impact on vegetation in the 20th and 21st century

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Uta Klönne; [2012]
    Keywords : Sahel; Geography; Physical Geography; Torka; Naturgeografi; Geografi; Vegetation; Drought; Earth and Environmental Sciences;

    Abstract : Populärvetenskaplig sammanfattning Klimatet i region Sahel varierar på en årlig och decennielång basis. Under slutet av 1900-talet har den utsätts för en period av markant torka. Mellan 1960 och 1990 nådde nederbörden nivåer av bara 40 % av genomsnittet. READ MORE

  5. 39. Hydrological investigation for climate change adaptations in the Kou Basin Burkina Faso.  : A Minor Field Study.

    University essay from KTH/Vattendragsteknik

    Author : Per-Martin Palm; [2011]
    Keywords : Kou Basin; Burkina Faso; Rainwater harvesting; hydrological investigation; climate change adaptation;

    Abstract : One of the biggest upcoming challenges to the international community is the problem of a changing climate. The earth’s surface temperature is rising and associated impacts on physical and biological systems are increasingly being observed. READ MORE

  6. 40. Analysis of Climate Variability and Anthropogenic Impacts on the Water Balance of Lake Chad Drainage Basin

    University essay from Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Author : Elvis Asong Zilefac; [2010]
    Keywords : Lake Chad drainage basin; water balance; Climate Variability; precipitation; Discharge; SST anomalies; multivariate techniques; Regionalization; ITCZ; Trend analysis; Technology and Engineering;

    Abstract : Sustainable utilization of scarce water resources requires a conceptualization and understanding of both local and regional climate variability. This work deals with an analysis of climate variability and human impacts on the water balance of the Lake Chad drainage basin of northern Africa. READ MORE