The National Oceanic and Atmospheric Administration (NOAA) is inviting proposals for the FY25 Ocean Acidification Coastal Research: Uniting Investigations and Shipboard Experiments (OA CRUISE) grant, aimed at enhancing observational and experimental capabilities during the upcoming East Coast Ocean Acidification Cruise (ECOA-4). Eligible applicants, including institutions of higher education, nonprofit and for-profit organizations, and various levels of government, are encouraged to submit proposals that align with NOAA's strategic objectives for ocean acidification research, with funding amounts ranging from $100,000 to $250,000 for a total of approximately $350,000 available to support 1-3 projects. Interested parties must submit their applications by January 31, 2025, and can direct inquiries to Erica Ombres at Erica.H.Ombres@noaa.gov for further information.