Seminar Series Archives

Beach Sand Quality – A Recent ConcernFebruary 23, 2024 (2:00 pm, HST)

  Speaker: Dr. João Brandão The emergence of Candida auris has sparked global interest in fungi within the context of environmental and occupational health, water management, and research. In 2021, the World Health Organization (WHO) discussed several fungal taxa as…

Observing Floods From Space February 16, 2024 (2:00 pm, HST)

  Speaker: Dr. Dinuke Munasinghe Floods are one of the leading natural disasters which devastate agricultural crops and property, contribute to disease outbreaks, cause the loss of human lives, and have huge impacts on national economies. Satellite remote sensing observations…

The Present and Future State of the Pearl Harbor AquiferFebruary 9, 2024 (2:00 pm, HST)

  Speaker: Dr. Paul Eyre Since 1879, the Pearl Harbor aquifer (Ewa-Kunia excluded) has shrunk to around 60 percent of its original size; from about 33 feet to about 19 feet currently. Irrigation of sugarcane crops during the plantation era,…

Nationwide Assessment of Cost Impacts to the Clean Water Agencies Triggered by PFASDecember 8, 2023 (2:00 pm, HST)

Speaker: Dr. Pooja Sinha The National Association of Clean Water Agencies (NACWA) initiated a membership survey in 2022 to estimate cost impacts attributable to the presence of per-and polyfluoroalkyl substances (PFAS) in wastewater and biosolids. The survey collected 103 agency…

Water is Water–Not Waste! International Options for Smart Wastewater Treatment DecisionsNovember 17, 2023 (2:00 pm, HST)

Speaker: WasteWater Education 501(c)3 For many small communities in Hawaii, the US, and overseas, the central wastewater infrastructure is not always affordable, geologically impossible to construct, and financially unsustainable with local resources. WasteWater Education 501(c)3, with 21 years of operation,…

Impacts of Physical Stressors on Coastal Groundwater Flow and Transport ProcessesOctober 27, 2023 (2:00 pm, HST)

Speaker: Dr. Xiaolong (Leo) Geng Coastal beach aquifers play a pivotal role in supporting healthy ecosystems along the coastline. Consequently, it is essential to understand the complexity of the driving mechanisms interacting at the shoreline. My presentation focuses on major…

Metabolic Models and Machine Learning Methods for Bioprocess OptimizationOctober 6, 2023 (2:00 pm, HST)

Speaker: Dr. Garrett Roell Non-model microbial species offer unique potential for biomanufacturing. However, the development of novel microbial hosts requires holistic metabolic knowledge and modeling tools for strain engineering and fermentation optimization. I will present computational methods for unravelling the…

Reinventing the Toilet for Global Sanitation: The NEWgenerator Resource Recovery MachineSeptember 15, 2023 (2:00 pm, HST)

Speaker: Dr. Daniel Yeh This presentation is part of the AAEES Kappe Lecture series Billions of people worldwide suffer from poor sanitation due to a lack of wastewater infrastructure. With high capital expenditure and operational expenditure, the conventional approach of…

After the Fire: The Importance of Scientific Support in Protecting Health and RecoveryAugust 18, 2023 (12:30 pm, HST) ∙ WRRC Special Seminar ∙

Speaker: Dr. Andrew J. Whelton In response to the Maui wildfires and the probable contamination of water infrastructure, Dr. Andrew J. Whelton, Professor of Civil Engineering and Environmental and Ecological Engineering at Purdue University in Indianapolis, Indiana, was invited by…

The Consequences of Groundwater Withdrawals and their Implications for Sustainable Yield in Hawai‘iApril 28, 2023 (2:00 pm, HST)

Speaker: Dr. Scot Izuka How much groundwater is available for human use from Hawai’i’s aquifers? It depends. All groundwater withdrawals-even from the smallest wells-have consequences such as water-table decline, saltwater intrusion, and reduction of groundwater discharge to springs, streams, and…