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Transpiration in various riparian woodland species of the Okavango Delta, Botswana
(2015-12-08)
In arid and semi-arid areas, evapotranspiration (ET) by phreatophytes is a principal groundwater sink and a significant component of wetland water budgets. Understanding and accurately quantifying ET is necessary for water ...
Household water security in different settlement categories of Ngamiland district, Botswana
(University of Botswana, www.ub.bw, 2015-10)
Globally, water security is under severe pressure as a result of a complex interplay of factors that include hydrological conditions, rapid population growth, rural-urban migration, increased per-capita water use, pollution ...