This video says about itself:
A compilation of the breeding of the lesser flamingo during the 2008/09 breeding season at Kamfers Dam, Kimberley, South Africa.
Salt ash development threatens entire East African Lesser Flamingo population
A proposed development near Tanzania’s border with Kenya, threatens the survival of the entire East African population of Lesser Flamingo Phoenicopterus minor.
Lake Natron is recognised internationally as a Ramsar site, and as an Important Bird Area by BirdLife International. …
Over 75% of the species’ global population occurs in the Great Rift Valley of East Africa. There appears to be very little interchange between this large sub-population and other smaller Lesser Flamingo regional populations.The East African sub-population has bred only on Lake Natron for the past 45 years, effectively making Lake Natron the only breeding site for over 75% of the global population.
See also here.
East Africa wildlife photos: here.