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Folders: ROOT > ScienceBase Catalog > National and Regional Climate Adaptation Science Centers > Pacific Islands CASC > FY 2022 Projects ( Show all descendants )

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Freshwater is a critical driver for island ecosystems and essential part of the water cycle in tropical islands, which is threaten by climate change. Changes in streamflow patterns may impact streams, estuarine, and coastal habitats. In Hawai‘i, these habitats support five native stream fish species. To examine how changes in streamflow have impacted habitat quality for these native aquatic species, an ongoing project has been examining statewide long-term stream records. This study will examine historical extreme weather patterns, including flood and drought, to describe the characteristics and flow patterns of stream habitats in Hawaiʻi. This information will then be associated with observed fish populations...
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There is a growing movement in the Pacific to decarbonize sea transportation. The transition to sustainable sea transport is projected to reduce socioeconomic vulnerability to external rises in oil prices while lowering carbon emissions in a period of intensifying climate change. With potential periodic global breakdowns in transport of fuel due to potential hazards such as global pandemics or political instability, the development of sustainable shipping is increasingly relevant. Canoe organizations in the Republic of the Marshall Islands and the Federated States of Micronesia are working with the Micronesian Center for Sustainable Transport to restore traditional systems of voyaging as indigenous means of climate...
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Continued sea-level rise from a changing climate is expected to result in the loss of many coastal mangrove trees, which, will strongly affect human populations on isolated Western Pacific islands as they rely heavily on mangrove forests for food (fish, shrimp, and crabs), building materials, and firewood. Mangroves also protect local communities from tsunamis and cyclones and are important for climate change mitigation because they remove and store large amounts of atmospheric CO2 in trees and sediments. Mangroves have kept up with sea-level rise in the past by building up their forest floor elevations relative to sea level through tree root growth and accumulation of sediments delivered by adjacent rivers or oceans....
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Coral reefs are threatened by climate change because warming ocean temperatures are causing corals to bleach (i.e. lose the algae that provides them with the majority of their energy) which can lead to coral starvation and death. Local environmental conditions can contribute to either the resilience or susceptibility of corals to the global stress of climate change. One such factor is the local nutrient input from terrestrial sources. Corals near remote islands with abundant seabird populations have been found to have increased growth rates and are more resilient to bleaching events than corals near islands without seabirds. Seabirds supply the reef with ample nutrients via their guano (seabird excreted waste) and...
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In ecosystems characterized by flowing water, such as rivers and streams, the dynamics of how the water moves - how deep it is, how fast it flows, how often it floods - have direct effects on the health, diversity, and sustainability of underlying communities. Yet increasingly, climate extremes like droughts and floods are disrupting fragile stream ecosystems by specifically changing their internal aquatic flows. Human infrastructure, such as irrigation and dams, further disrupt these dynamics. These changes in climate and land use are leading to teh fragmentation of aquatic habtiat, degraded water quality, altered sediment transport processes, variation in the timing and duration of floodplain inundation, shifts...
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Hawaiʻi is often referred to as the endangered species capital of the world, with hundreds of species at risk. While Hawaiian forest birds have garnered attention in the global conservation community as they face imminent extinction due to climate change, climate also poses serious challenges to hundreds of other Hawaiian species. Although traditional recovery plans provide meaningful guidance to managers, it is impractical and inefficient to work across multiple individual plans for hundreds of species at risk when the species, threats, and conservation actions overlap in complex ways. Until recently, a structured approach to aid the scaling-up of such conservation efforts across multiple species was not available....
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On remote Pacific islands and outer atolls, agroforestry (i.e., the cultivation and conservation of trees for agriculture) provides food security and income to local communities. Growing instability from climate change and invasive species like the coconut rhinoceros beetle threaten these resources. Actively managing and sustaining agroforestry resources requires detailed and up-to-date knowledge of forest inventories and conditions. Project researchers will build capacity for conducting detailed agroforestry assessment and monitoring in Pacific Island nations, by using imagery collected from small unmanned aerial systems (sUAS or “drones”) and custom computer algorithms to automatically detect and monitor the...


    map background search result map search result map Developing a Pacific Mangrove Monitoring Network (PACMAN) in Response to Sea Level Rise Using Oral Histories of Marshallese and Yapese Voyagers to Support the Development of Community Engagement for Sustainable Sea Transport Unlocking Resilience Drivers to Inform Pacific Coral Reef Management Using High-Resolution Imagery and Artificial Intelligence to Support Climate Change Resilience in Agroforestry Across the Pacific Applying a Novel Spatial Prioritization Technique to Support Climate Resilient Conservation Planning for the Recovery of 400 Endangered and At Risk Species in Maui Nui Future of Aquatic Flows: Towards a National Synthesis of Streamflow Regimes Under a Changing Climate Filling the Knowledge Gaps: Extreme Weather Driven Changes in Streamflow Patterns and their Impacts on Fish in Hawaiian Streams Using High-Resolution Imagery and Artificial Intelligence to Support Climate Change Resilience in Agroforestry Across the Pacific Using Oral Histories of Marshallese and Yapese Voyagers to Support the Development of Community Engagement for Sustainable Sea Transport Unlocking Resilience Drivers to Inform Pacific Coral Reef Management Applying a Novel Spatial Prioritization Technique to Support Climate Resilient Conservation Planning for the Recovery of 400 Endangered and At Risk Species in Maui Nui Developing a Pacific Mangrove Monitoring Network (PACMAN) in Response to Sea Level Rise Filling the Knowledge Gaps: Extreme Weather Driven Changes in Streamflow Patterns and their Impacts on Fish in Hawaiian Streams Future of Aquatic Flows: Towards a National Synthesis of Streamflow Regimes Under a Changing Climate