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Three student fellows give a presentation in a room with ocean murals. One fellow speaks and gestures in front of a monitor displaying a slide about their coral research titled "Our Thoughts on Working with Dr. Houk & Team," while audience members listen in the foreground.

1 Island, 1 Future: Inside the UOG CIS and Sea Grant REEF program, building capacity in our students

Three undergraduate students, Angelie Donguines, Ale’a Duenas, and Dominic Torres participated in the University of Guam Center for Island Sustainability and Sea Grant’s Research Education and Extensive Fellowship (REEF) program in Dr. Peter Houk’s lab at the University of Guam Marine Laboratory. Through hands-on projects involving coral skeleton identification, benthic image analysis, and contributing to regional datasets, the interns worked with the Micronesia Coral Reef Monitoring (MCRM) program and learned how to use scientific data and technology to support the protection and monitoring of coral reef ecosystems.

Marine biologist Mafalda Gentil Martins Seiz de Freitas speaks at the 17th Conference on Island Sustainability.

CIS2026 Friday: Rethinking ocean waste in the Pacific

At the 17th Conference on Island Sustainability, marine biologist Mafalda Gentil Martins Seiz de Freitas delivered a presentation grounded in urgency and innovation, drawing directly from her work addressing marine debris across the Pacific.

William Castillo, wearing a red floral aloha shirt and a lei, speaks into a microphone behind a tropical-themed podium at the 17th UOG Conference on Island Sustainability.

CIS2026 FRIDAY: Featured speaker at sustainability conference turns waste into opportunity

“And I think a lot of us, across island communities, are standing in that same proverbial space, surrounded by opportunity, but calling it waste.”

That reflection from William Castillo anchored his presentation at the 17th UOG Conference on Island Sustainability, where he was featured as a speaker sharing perspectives on value-added agriculture and economic resilience for island communities. Castillo is an associate professor and director of workforce development at Leeward Community College, where he leads initiatives that link education, workforce training, and entrepreneurship.

Picture of UOG CIS member planting endangered plant.

UOG brings critically endangered håyun lågu back to the wild

The University of Guam Center for Island Sustainability & Sea Grant (UOG CIS & Sea Grant) Natural Resources division, alongside the Guam Preservation Trust (GPT) and the U.S. Fish & Wildlife Service (USFWS), hosted an outplanting event at the Atantåno Heritage Preserve in the village of Santa Rita.

UOG introduces 2026 REEF fellows and G3 Circular Economy interns

UOG introduces 2026 REEF fellows and G3 Circular Economy interns

The University of Guam Center for Island Sustainability and Sea Grant (UOG CIS & Sea Grant) has announced six students selected for the 2026 Research, Education and Extension Fellowship (REEF) and Guam Green Growth (G3) Circular Economy Internship. Over the coming months, these students will bridge the gap between classroom theory and hands-on practice, gaining professional experience in fields ranging from coral reef ecology to the island’s circular economy.

UOG Interns Showcase Innovation in Sustainability at Green Growth Hub

Two University of Guam Center for Island Sustainability and Sea Grant (UOG CIS & Sea Grant) interns concluded their terms at the Guam Green Growth Circular Economy Makerspace and Innovation Hub with presentations highlighting innovative approaches to sustainability and environmental stewardship.

UOG researcher presents Guam’s bat conservation efforts at international seminar in Belgium

University of Guam Center for Island Sustainability and Sea Grant associate director for natural resources Else Demeulenaere, Ph.D., represented Guam at a prestigious international seminar on bat conservation at UCLouvain in Belgium, where researchers from across the Indo-Pacific region gathered to discuss the critical intersection of indigenous knowledge and species protection.

UOG’s new REEF program opens sustainability opportunities beyond science majors

Focusing on an interdisciplinary approach to sustainability, the University of Guam Center for Island Sustainability and Sea Grant (UOG CIS & Sea Grant) has launched an undergraduate internship program that expands opportunities for participants from non-STEM (science, technology, engineering, and mathematics) disciplines.

UOG unveils 2024 CIS & Sea Grant Impact Book, showcasing project progress and over 33x ROI on local funds

The University of Guam’s Center for Island Sustainability and Sea Grant (UOG CIS & Sea Grant) program today announced the release of its 2024 Impact Book, chronicling a year of significant progress in sustainable development. The report highlights major initiatives including record breaking progress in the Sea Turtle Management program, Guihan for Guahan, the Guam Restoration of Watersheds (GROW) and more.

G3CC Dives into Fisheries Management at Week-Long Workshop

The Guam Green Growth Conservation Corps (G3CC) went fishing for new skills with the experts from the University of Guam Center for Island Sustainabilty & Sea Grant (UOG CIS & Sea Grant), diving into the biological and cultural aspects of sustainable fisheries.

G3CC catches snakes and new skills at invasive species training

The Guam Green Growth Conservation Crops (G3CC) went scouting for snakes with the National Park Service and community group, Friends of Islan Dåno, learning how to track, capture and dispose of invasive brown tree snakes that have slithered throughout Guam.

UOG’s Taylor dives deep with new rabbitfish book

The University of Guam (UOG) is proud to announce the release of Biology of Rabbitfishes, a comprehensive volume exploring the evolutionary history, ecological roles, and economic significance of rabbitfishes (family Siganidae).

UOG’s Shelton profiled for SDG leadership by UN initiative

The American Leadership on the SDGs, a United Nations initiative, has featured University of Guam Center for Island Sustainability and Sea Grant Director Austin Shelton, Ph.D., for his work in advancing the 17 UN Sustainable Development Goals.

Guam Green Growth Conservation Corps assists with sea turtle monitoring program

The Guam Green Growth (G3) Conservation Corps spent a week in the field immersed in vital conservation work alongside the University of Guam (UOG) Center for Island Sustainability and Sea Grant’s dedicated Sea Turtle Monitoring team. Corps members received invaluable hands-on training and education focused on the preservation of Guam’s native sea turtle populations and their crucial nesting habitats.

Students board the Nautilus vessel before Marianas Trench expedition

Students from the University of Guam’s (UOG) National Science Foundation Inclusion across the Nation of Communities of Learners of Underrepresented Discoverers in Engineering and Science (INCLUDES), Navigating Home and Established Program to Stimulate Competitive Research (EPSCoR) programs recently embarked on an extraordinary journey of scientific discovery, touring the state-of-the-art research vessel, Nautilus Live. This unique opportunity provided future island scientists with an invaluable firsthand look into cutting-edge ocean exploration and research.

Guam Green Growth Conservation Corps learns about the waste system on Guam

Members of the University of Guam’s Guam Green Growth Conservation Corps (G3CC) recently dedicated an intensive week to understanding the complexities of waste management on the island, collaborating with industry leader Guahan Waste Control. This immersive experience is a critical component of the G3 Conservation Corps program, which aims to cultivate the next generation of environmental leaders and a skilled workforce for Guam’s emerging green economy.

UOG opens applications for summer math programs

The University of Guam (UOG) has exciting summer research opportunities for undergraduate and graduate students passionate about mathematics through two distinct programs supported by the National Science Foundation Established Program to Stimulate Competitive Research (Guam NSF EPSCoR). Applications are now being accepted for both the Summer Math Research Assistant and the Summer Math Research Experience programs.

G3 regional partner CNMI Green Growth reports food security initiatives at CIS2025

Leveraging regional partnerships with the Guam Green Growth (G3) initiative along with local knowledge and innovation, the CNMI Green Growth—one of the latest members of the expanding Green Growth movement across Micronesia—has outlined its accomplishments at the first Green Growth Summit, including initiatives to promote regenerative agriculture and agroforestry to enhance food security.

UOG Student Researcher presents innovative solution for vape battery waste at G3 Makerspace Science Café

Carlo Tapia, a student intern researcher with the University of Guam Center for Island Sustainability and Sea Grant (UOG CIS and SG), recently presented his research on converting used vape batteries into functional power bank chargers at a Guam Green Growth (G3) Makerspace Science Café event. The presentation highlighted a potential solution to the growing problem of electronic waste, particularly the disposal of vape batteries, which contain hazardous materials.

UOG workshop reveals findings on tackling crown-of-thorns outbreaks

Insights into reproductive trends, predation patterns, and climatic triggers observed prior to a crown-of-thorns (COTS) outbreak are crucial for developing effective mitigation strategies to protect coral reefs, according to Ciemon Caballes, Ph.D., a senior research associate at the University of Guam’s NSF EPSCoR and assistant professor at the UOG Marine Lab.

UOG to host free fisheries community science workshop

An upcoming workshop organized by the University of Guam Center for Island Sustainability and Sea Grant (UOG CIS & SG) will enable the local fishing community to learn how to become community scientists by contributing data about their local catch.

G3 Local2030 Islands Network Corps learn land conservation methods

The Guam Green Growth Local2030 Islands Network Conservation Corps (G3LIONCC) recently wrapped up a training module with the University of Guam’s Center for Island Sustainability and Sea Grant (UOG CIS and SG) Natural Resources team, working to safeguard Guam’s endangered plant species. This development effort aims to bolster research and conservation efforts for these delicate and vital components of Guam’s unique ecosystem.

UOG students win awards and shine at SACNAS NDiSTEM Conference

University of Guam (UOG) student researchers made a strong showing at the 2024 Society for the Advancement of Chicanos and Native Americans in Science (SACNAS) National Diversity in STEM (NDiSTEM) Conference, held in Phoenix, Arizona; bringing together thousands of scientists, engineers, and students from across the nation.

UOG student selected for prestigious Knauss Fellowship

University of Guam (UOG) student Garret O’Donnell has been selected for the highly competitive Knauss Marine Policy Fellowship from the National Oceanic and Atmospheric Administration (NOAA) and the National Sea Grant College Program.

Demeulenaere makes waves at botany congress in Spain

Associate Director for Natural Resources at the University of Guam Center for Island Sustainability and Sea Grant Else Demeulenaere, delivered a captivating presentation at the XX International Botanical Congress, held in Madrid, Spain.

Extension

UOG Aquaponics Team Showcases Progress

Dave Crisostomo, Aquaculture Specialist for UOG Sea Grant; Joshua Muña, Aquaculture Associate for UOG Sea Grant; and Johnny Borja showcase a fresh harvest of a lettuce variant: Summer Crisp Fusion

Endangered Species Day Open House at UOG CIS

Associate Director for Natural Resources at the UOG Center for Island Sustainability & Sea Grant, Else Demeulenaere PhD carries a pot of Ufa hålom tåno’, just one of many species

First mural in G3 Art Corps lineup revealed

The Guam Green Growth (G3) initiative at the University of Guam unveiled its first Art Corps mural on Friday, February 2, in Yona. The mural, titled “Megot Nalina’låta” by artist

Guam G3 lauds new CNMI Green Growth initiative

While holding a United Nations Sustainable Development Goal each, representatives from the Commonwealth of the Northern Mariana Islands (CNMI) government, Northern Marianas College (NMC), and Guam Green Growth pose for

GROW Initiative continues to thrive into new year

A GROW sign is displayed marking a tree planting site for participants Two members of the Local2030’s Corps place white flags to indicate where holes have been dug to plant

Guam Habitat Conservation Plan development starts community discussion

The Guam Restoration of Watersheds (GROW) initiative has been making significant strides in revitalizing the island’s natural environment through a series of community tree planting events. These events, which have drawn volunteers of all ages, aim to restore degraded watersheds and protect Guam’s precious marine ecosystems.

Make your voice heard: Join the Guam Habitat Conservation Plan meeting

The Guam Restoration of Watersheds (GROW) initiative has been making significant strides in revitalizing the island’s natural environment through a series of community tree planting events. These events, which have drawn volunteers of all ages, aim to restore degraded watersheds and protect Guam’s precious marine ecosystems.

Sea Grant aquaculture expands community-based program

The University of Guam Sea Grant is expanding its aquaculture program by offering more groups on the island an opportunity to apply for their own backyard recirculating aquaculture systems. With

G3 Local2030 Conservation Corps digs into trash

Members of the Guam Green Growth (G3) Local2030 Conservation Islands Network Conservation Corps dive into action with a waste audit at the university residence halls, marking over a month of

Countdown to 2030: UOG and partners celebrate Sustainable September

The Guam Restoration of Watersheds (GROW) initiative has been making significant strides in revitalizing the island’s natural environment through a series of community tree planting events. These events, which have drawn volunteers of all ages, aim to restore degraded watersheds and protect Guam’s precious marine ecosystems.

UOG launches new conservation corps with regional impact

The Guam Restoration of Watersheds (GROW) initiative has been making significant strides in revitalizing the island’s natural environment through a series of community tree planting events. These events, which have drawn volunteers of all ages, aim to restore degraded watersheds and protect Guam’s precious marine ecosystems.

UOG celebrates third G3 Conservation Corps graduation

The Guam Restoration of Watersheds (GROW) initiative has been making significant strides in revitalizing the island’s natural environment through a series of community tree planting events. These events, which have drawn volunteers of all ages, aim to restore degraded watersheds and protect Guam’s precious marine ecosystems.

SEAS Islands Alliance Guam Hub Alumni is Triton Athlete of the Year

The Guam Restoration of Watersheds (GROW) initiative has been making significant strides in revitalizing the island’s natural environment through a series of community tree planting events. These events, which have drawn volunteers of all ages, aim to restore degraded watersheds and protect Guam’s precious marine ecosystems.

UOG students promote health benefits of local veggies

The Guam Restoration of Watersheds (GROW) initiative has been making significant strides in revitalizing the island’s natural environment through a series of community tree planting events. These events, which have drawn volunteers of all ages, aim to restore degraded watersheds and protect Guam’s precious marine ecosystems.

G3CC excited for new experiences after storm

The Guam Restoration of Watersheds (GROW) initiative has been making significant strides in revitalizing the island’s natural environment through a series of community tree planting events. These events, which have drawn volunteers of all ages, aim to restore degraded watersheds and protect Guam’s precious marine ecosystems.

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Contact Us 

303 University Drive

UOG Station

Mangilao, Guam 96913 

Phone: (671)735-5631 

 Email: cis@uog.edu  

seagrant@uog.edu    

©2026 University of Guam 

Sea Grant. All rights reserved.

UOG Center for Island Sustainability & Sea Grant logo
National Oceanic & Atmospheric Administration logo
303 University Drive UOG Station
Mangilao, Guam 96913 
Phone: (671)-735-5631 
 Email: cis@uog.edu  
seagrant@uog.edu   
Contact Us  
©2026 University of Guam 
Sea Grant.
All rights reserved.
National Oceanic & Atmospheric Administration logo
303 University Drive
UOG Station
Mangilao, Guam 96913 
Phone: (671)735-5631 
 Email: cis@uog.edu  
seagrant@uog.edu   
Contact Us  
©2026 University of Guam 
Sea Grant. All rights reserved.
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