By Luke Gentile In December, a new Global Ecosystem Dynamics Investigation (GEDI) instrument developed by a UMD professor will launch from the Kennedy Space Station to help scientists understand man’s impact on atmospheric carbon dioxide concentrations. Ralph Dubayah, a professor of geographical sciences at UMD, is the project’s principal investigator and said the main focus of GEDI is to capture how tall trees are globally. … Continue reading UMD Professor’s instrument will help NASA better understand climate change