The Department of Energy's Office of Science is inviting applications for the Earth and Environmental Systems Science research initiative focused on the Southeast U.S., with a particular emphasis on utilizing the Atmospheric Radiation Measurement (ARM) Mobile Facility in Bankhead National Forest, Alabama, starting in fall 2024. The initiative aims to address critical scientific challenges related to vegetation and land-atmosphere interactions, spatial heterogeneity, convection, clouds, precipitation, biogenic aerosols, and the impacts of extreme events, thereby enhancing predictive models relevant to the region's unique environmental dynamics. This funding opportunity totals $12 million, with individual project awards ranging from $900,000 to $3 million, and requires a pre-application by September 19, 2024, followed by full applications due by November 21, 2024. For further inquiries, applicants can contact the grantor at SC.GrantsandContracts@science.doe.gov.