The number of black rhinos in Kenya had plummeted from 20,000 in 1970 to just about 350 in 1983 as large scale poaching grew rampant in the 1970s.
That number now stands at 760 as of 2020.
phys.org/news/2018-08-r…
The Game Department, the predecessor to today's KWS, was even said to be involved in the slaughter
"In 1973 and 1974, the Game Department expended heavy ammunition at such a rate that it was forced to scour the Nairobi gunsmiths for fresh supplies.”
nytimes.com/1975/09/22/arc…
A security supervisor with Associated Vehicle Assemblers (AVA) in Mombasa, Werikhe became a world renowned conservationist.
He raised over US$1 million for rhino conservation in sponsored walks from 1982 t0 1993 covering nearly 5,000 kilometres.
rhinoresourcecenter.com/index.php?s=1&…
Born in 1956 in Mombasa, Werikhe was raised in Nairobi, attending Hospital Hill Primary School and then St George's High in Mwabaya Nyundo Kaloleni.
Werikhe got concerned while working at the Game Dept's ivory sorting room (before hunting was banned)
rhinoresourcecenter.com/index.php?s=1&…
And here's a video of Michael Werikhe delivering his Goldman Environmental Prize acceptance speech in 1990.
"We've got to take care of this earth; it's so precious," he appealed.