Research Projects

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

A picturesque ʻōhiʻa forest with tall trees spread about nicely with ferns and green grass beneath.

Improving tools to monitor bird abundance and detect mosquito invasion in Hakalau Forest

PI: Patrick Hart, Professor of Biology, UH Hilo
Co-PIs: Josephine Tupu, TCBES, UH Hilo; Donna Ball Deputy Refuge Manager, Hakalau Forest NWR
Funded: FY2022
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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
Co-PIs: Konapiliahi Dancil, TCBES, UH Hilo; Jonathan Price Professor of Geography, UH Hilo
Funded: FY2022
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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, Associate Professor of Marine Science, UH Hilo
Co-PIs: Walter Boger, TCBES, UH Hilo; Steven Colbert, Assistant Professor of Marine Science, UH Hilo
Funded: FY2022
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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
Co-PI: 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
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Students examine rocks and marine life at the oceanʻs edge.

He ala ʻae kai – The path near the sea: Climate inflictions upon intertidal

PI: John Burns, Assistant Professor of Marine Science, UH Hilo
Co-PI: Lauren Kapono, Tropical Conservation Biology & Environmental Science, UH Hilo; Haunani Kane, Post-doctoral Researcher, Marine Science Department, UH Hilo
Funded: FY2020
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A small reef fish, with bright yellow rings around the eyes.

How will changing reefscapes affect the prevalence of ciguatera on Hawaiian reefs?

PI: Tim Grabowski, Fish Biologist, Hawai‘i Cooperative Fishery Research Unit, USGS/Adjunct Professor of Marine Science, UH Hilo
Co-PI: Nikola Rodriguez, Tropical Conservation Biology & Environmental Science, UH Hilo
Funded: FY2020
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A small, brown bird sits on the branch of a tree

Development of an early warning system for climate-change related invasion by mosquitoes into Hakalau Forest NWR

PI: Patrick Hart, Professor of Biology, UH Hilo
Co-PI: Stephanie Mladinich, Tropical Conservation Biology & Environmental Science, UH Hilo
Funded: FY2020
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Spume-capped waves crash against a low black basalt rock shoreline

A shoreline inventory for Hawai‘i island to increase resilience

PI: Ryan Perroy, Associate Professor of Geography and Environmental Science, UH Hilo
Co-PI: Aloha Kapono, Tropical Conservation Biology and Environmental Science Program, UH Hilo
Funded: FY2020
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A dry grassy landscape of gently rolling hillocks and occasional trees.

Optimizing techniques to restore forest to increase endangered species habitat and mitigate future drought

PI: Jonathan Price, Professor of Geography , UH Hilo
Co-PI: Amberly Pigao, Tropical Conservation Biology & Environmental Science, UH Hilo
Funded: FY2020
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An inner slope of the cone shows grass and sparse trees

Understanding plants of the past to inform community reforestation efforts in the future

PI: Jonathan Price, Professor of Geography , UH Hilo
Co-PI: David Russell , Restoration & Outplanting Field Assistant, Nāpuʻu Natural Resources Management
Funded: FY2020
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Three students stand on shoreline, one holding a water sample bottle

Water Quality in the face of Climate Change: Establishing a baseline in Pohnpei, Federated States of Micronesia

PI: Tracy Wiegner, Assoc. Professor of Marine Science, UH Hilo
Co-I: Bryan Tonga, Tropical Conservation Biology & Environmental Science, UH Hilo
Funded: FY2019
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Man lays a small fish along a ruler, with more fish in a tray nearby.

E Hui Pū: a collaborative approach to understand climate change impacts on traditional Hawaiian ‘ōpelu…

PI: John Burns, Assistant Professor of Marine Science, UH Hilo
Co-Is: Tim Grabowski, Research Fish Biologist, Hawai‘i Cooperative Fishery Research Unit, USGS/Adjunct Professor of Marine Science, UH Hilo; Courtney Hurt, Consultant, Conservation International
Funded: FY2018
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Green bushes dot a brown, scrubby landscape looking toward distant coastal clouds.

Effectiveness of high-elevation habitat restoration for increasing resiliency of the palila honeycreeper

PI: Pat Hart, Professor of Biology, UH Hilo
Co-I: Kahua Julian, Department of Agriculture, UH Hilo & Technician, Mauna Kea Forest Restoration Project
Funded: FY2018
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Student controls a drone that has lifted off from an orange landing spot in a scrubby landscape.

Developing geospatial models in Hawaiian watersheds to mitigate erosion and climate change

PI: Ryan Perroy, Assistant Professor of Geography and Environmental Studies (TCBES), UH Hilo
Co-PIs: Kimo Melcher, Tropical Conservation Biology & Environmental Science, UH Hilo; Rebecca Ostertag, Professor of Biology (TCBES), UH Hilo
Funded: FY2018
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Impacts of climate change in loko i‘a (traditional Hawaiian fishponds) management I

PI: Steven Colbert, Assistant Professor of Marine Science, UH Hilo
Co-PI: Cherie Kauahi, Tropical Conservation Biology & Environmental Science, UH Hilo
Collaborator: Noelani Punawai, Assistant Professor, Kamakakakūokalani Center for Hawaiian Studies, UH Hilo
Funded: FY2016
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