Cheangku R Marak completed his Masters in Microbiology from Assam Royal Global University. He has worked with NESFAS for a project named People Biodiversity Register as a research assistant for documentation on Biodiversity. Through this role, he engaged with community people and researched the resources and wild animals found in the village. Their way of life was document clearly marking Government and non-Government setups in the village. As a Zoologist, he handled wild animals formats and also some aquatic format. The project is to document the people biodiversity and cultural library for future reference. He also conducted trainings on the alternate source of living where the natural resource is to be protected and not utilised. Currently he is working as a field research officer for the India Primary Health Care Support Initiative project.