The deadline to submit a session, town hall, or pre-conference workshop proposal for AGU25 has passed. Please search for and review proposed sessions below. Please note this site is frozen as of 4/29/25 and will not reflect any changes to proposals made after this date.


Conveners will be contacted by the AGU25 Program Committee with any requests for mergers or edits to proposals. Conveners will be notified of the acceptance of their proposal in mid-June.


Abstract submissions will also open in mid-June and the deadline for abstract submissions is 30 July, 2025.


Please visit the AGU25 website for more information or please contact AGU with any questions.

Abstract: Lake and Catchment Characteristics Alter Toxic Algal Bloom Risk from Anthropogenic Nutrient Inputs across the Conterminous United States (AGU25)

Lake and Catchment Characteristics Alter Toxic Algal Bloom Risk from Anthropogenic Nutrient Inputs across the Conterminous United States

Melanie Reynolds1, Amalia Handler2, Michael Dumelle3, Jana Compton4, Marc Weber5, Lara Jansen6, Meredith Brehob7, Robert Daniel Sabo8, Michael J Pennino9 and Ryan A Hill4, (1)ORISE/USEPA, Severna Park, MD, UNITED STATES, (2)Oregon State University, Corvallis, United States, (3)US Environmental Protection Agency, Office of Research and Development, Corvallis, United States, (4)U.S. Environmental Protection Agency, Office of Research and Development, Corvallis, United States, (5)U.S. Environmental Protection Agency, Office of Water, Corvallis, United States, (6)Southern California Coastal Water Research Project, Costa Mesa, United States, (7)Oak Ridge Institute for Science and Education, Based at US EPA, Washington DC, United States, (8)U.S. Environmental Protection Agency, Office of Water, Washington, United States, (9)US Environmental Protection Agency, Office of Research and Development, Washington, DC, United States