Gunarti was born in Kalioso, Kudus In Indonesia. She belongs to the Samin Community, one of Indonesia’s ethnic groups as well as the oldest peasant movement in Southeast Asia. The Samin community are majority farmers, living in harmony with their environment and valuing peace and justice. They have since the 19th century campaigned to protect their way of life.
Gunarti today has become a leader of the campaign, constantly highlighting the importance of protecting the natural environment in Indonesia for peace to sustain. Gunarti also runs an organization – Neighborhood Care Community- that provides livelihood opportunities to protect the environment. She also actively works with children on the values of life being a part of the Samin community.