The National Science Foundation (NSF) is offering the Human-Environment and Geographical Sciences Program - Doctoral Dissertation Research Improvement Awards, aimed at supporting doctoral students in conducting research that enhances understanding of the spatial distribution of human activity and environmental processes. Proposals are invited from institutions of higher education on behalf of their faculty members, with a focus on projects that integrate scientific and critical approaches while contributing to geographical theory and methods. The program has an estimated total funding of $375,000, with an award ceiling of $20,000 for approximately 15 awards, and proposals can be submitted at any time. For further information, applicants can contact NSF grants.gov support at grantsgovsupport@nsf.gov or refer to NSF Publication 21-621.