Research Projects

PI-CASC supports research that generates actionable climate science within several key focus areas defined by regional stakeholder needs.

A sun-dappled, dense understory of ferns mixes with mature ʻōhiʻa trees

Developing a climate-resilient restoration approach combining functional, climate, and geographic data

PI: Rebecca Ostertag, Professor of Biology, UH Hilo
MCC Graduate Scholar: Konapiliahi Dancil, TCBES, UH Hilo
Co-I: Jonathan Price Professor of Geography, UH Hilo
Funded: FY2022

Overhead shot of tree canopy with a variety of trees visible in the mass

Using high-resolution imagery and AI to support resilience in Pacific agroforestry

PI: Ryan Perroy, Professor of Geography, UH Hilo
Funded: FY2022

Resource habitat mapping and diet characterization of native and non-native mullet species in Heʻeia Fishpond

PI: Shimi Rii, Research Coordinator, Heʻeia NERR/HIMB, UH Mānoa
Graduate Scholar: Sheldon Rosa, Dept of Oceanography, UH Mānoa
Funded: FY2022

Five SURF students pose in front of a steep vegetated slope

2022 SURF Projects

Five students completed projects in climate adaptation science for the 2022 SURF program, investigating fire-prone invasive grasses, spillover effects of Marine Protected Areas, shifts in estuarine fish biodiversity, optimal regeneration conditions for koa, and effects of marine warming on different phytoplankton strains.

A large clam with deep blue flesh showing between the slightly opened lips of the shell sits on a bland coral reef

Genetic assessment of giant clam stocks in American Samoa

PI: Robert Toonen, Research Professor, Hawai‘i Institute of Marine Biology, UH Mānoa
Graduate Scholar: Paolo Marra-Biggs, Department of Marine Biology, UH Mānoa
Funded: FY2022

An elder shows students a fishing net at the edge of a rocky pool

Integrating social and cultural considerations into community-based monitoring

PI: Mehana Vaughan, Associate Professor, Natural Resources and Environmental Management, UH Mānoa
Graduate Scholar: Kapono Gaughen, Dept. of Natural Resources and Environmental Management, UH Mānoa
Co-I: Meghan Tait, Dept. of Natural Resources and Environmental Management, UH Mānoa
Funded: FY2022

A wide, chaotic streambed is flanked by green trees and underlain by irregular pahoehoe lava rocks.

Shifts in carbon exports from a Hawaiian watershed under a changing climate

PI: Tracy Wiegner, Professor of Marine Science, UH Hilo
Graduate Scholar: Walter Boger, TCBES, UH Hilo
Co-PIs: Steven Colbert, Assistant Professor of Marine Science, UH Hilo
Funded: FY2022

Two students stand recording data at the water’s edge near a black rocky outcropping, while another student walks up the sand.

Predicting sea level rise impacts to coastal wastewater infrastructure and water quality

PI: Tracy Wiegner, Professor of Marine Sciences, UH Hilo
MCC Graduate Scholar: Ihilani Kamau, TCBES, UH Hilo
Co-Is: Steven Colbert, Associate Professor of Marine Sciences, UH Hilo; Ryan Perroy, Professor of Geography, UH Hilo
Funded: FY2022

High, aerial view of coral-fringed vegetated coastline

Coral response to land-to-ocean freshwater flux

PI: John Burns, Assistant Professor of Marine Science, UH Hilo
Funded: FY2021

A wide brown stream meanders across lush grass and tree-covered plain into a bay

Prioritization planning for coastal wetland restoration on Molokaʻi

PI: Judith Drexler, Research Hydrologist, USGS California Water Science Center
Co-Is: James Jacobi, Biologist, USGS Pacific Island Ecosystems Research Center; Curt Storlazzi, Research Geologist, USGS Pacific Coastal and Marine Science Center
Funded: FY2021

RESEARCH