This document discusses eco-environmental informatics. It defines eco-environmental informatics as the methodological and knowledge systems used to support various processes in environmental science studies, including information acquisition, data preprocessing, model construction, and more. It also discusses related international programs like IPBES and IPCC. IPBES is an intergovernmental body that aims to strengthen the science-policy interface for biodiversity and ecosystem services. IPCC is the UN body that assesses climate change science. The document also defines a model and discusses some of the challenges faced by eco-environmental informatics like limitations of satellite data.