 Founded in 1988 the trust responded to the grave crisis facing Kenya’s Black Rhino population in the Aberdare ecosystem (see also Aberdare National Park).The Rhino were under severe threat from rampant poaching for their highly valued horn.Rhino Ark’s initial aim was to build a fence along sections of the Aberdare National Park on its Eastern Salient where rhino were being mercilessly poached.