Abstract Several rodent genera radiated in Ethiopian highlands during Pleistocene, giving rise to species specialized different elevation zones. The zonation is accompanied by vegetation change from savannahs or forests lower elevations, through the mid-elevation belt of ericaceous shrublands Afroalpine moorlands on mountain tops. Such evolution gradient expected promote phenotypic adaptations ...

In arid and semi-arid areas, human health economic development depend on water availability, which can be greatly compromised by droughts. some cases, the presence of natural contaminants may additionally reduce availability good quality water. This research analyzed resources hydrochemical characteristics in a rural area central Main Ethiopian Rift Valley, particularly districts Shashemene, Ar...