NASA Headquarters is offering a federal grant opportunity titled "ROSES 2025: A.5 Earth Venture Suborbital-4 Snow4Flow Science Team," aimed at advancing research in Earth science and technology. Eligible applicants must be affiliated with a U.S. institution, with specific guidelines for non-U.S. organizations, as detailed in the NASA Grant and Cooperative Agreement Manual. This program is part of NASA's broader Research Opportunities in Space and Earth Sciences (ROSES) initiative, which supports a wide range of scientific research and development activities. Proposals are due by September 9, 2025, with optional Notices of Intent due by August 12, 2025; interested parties can direct inquiries to Thorsten Markus at thorsten.markus@nasa.gov or Jack Holt at jwholt@arizona.edu for further information.