Mariama Mamane
Mariama Mamane is an environmentalist and engineer from Niger. Mamane founded Jacigreen company and won several innovation prizes for her work to improve the ecology of rivers. Early life and education 
Mamane was born to a mother who holds a master's degree in life and earth sciences. Mamane grew up by the Niger River in her home city of Niamey, and as of 2020 was living in Burkina Faso. She holds a degree in biodiversity and environmental management from University of Niamey. Career 
In 2016, Mamane won the Entrepreneurial Journey prize from International Institute for Water and Environmental Engineering (also known as 2iE) and founded the company Jacigreen and registered it in Ouagadougou. Jacigreen works to turn invasive hyacinth into agricultural fertiliser and compost and biogas. The biogas is used in generators to create electricity. In 2016, Mamane also won the jury's favourite prize at the African Rethink Awards. In 2017, Mamane was awarded the United Nations Environment Programme Young Champions of the Earth Prize. The prize was worth $15,000. References 

People from Niamey
Abdou Moumouni University alumni
Nigerien engineers
Nigerien ecologists
Nigerien women
Living people
Year of birth missing (living people)
Nigerien women activists
Women founders