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Showing items 71470 through 71478 of 73379.In developing countries urban wastewater management often fails to cope with increasing wastewater generation. Financial, technical and institutional limitations force authorities to discharge substantial amounts of untreated or partially treated wastewater into surface waters.
In four separate studies undertaken in the northern highlands of Ethiopia, changes in regulating ecosystem services, economic viability, and the perception of local communities following establishing exclosures on communal grazing lands were investigated.
Over the past 4 decades there has been considerable expansion in the plantation forestry along the eastern seaboard of South Africa.
Discusses changes in the floristic composition and biomass production of eragrostis and vetiveria grasslands due to the rainfall and flood deficits during 1980-86 in the Niger floodplain in central Mali.
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