The Research Institute for Sustainable Development of the Ceja de Selva (original name: Instituto de Investigación para el Desarrollo Sustentable de Ceja de Selva – INDES-CES) is a research institution in Peru focused on promoting sustainable development in the Ceja de Selva region, the transitional area between the Andes and the Amazon rainforest. The institute conducts studies on agriculture, biodiversity, natural resource management, and environmental conservation. Its work supports local communities by promoting sustainable practices, improving livelihoods, and protecting the region’s rich ecosystems.