World:
State and International Winners
Best in the State
| Alabama Cole Hall, The Necessity of Climate Resilience The Altamont School, Birmingham, Alabama |
| Alaska Veronica Tudela, Agricultural Pollution Valdez High School, Valdez, Alaska |
| Arkansas Tyler Cook, Purification Problems Greene County Tech High School, Paragould, Arkansas |
| California Phoebe Johnson, Escaping The Poverty Cycle: Female Beauty Standards in the Workplace Westridge School for Girls, Pasadena, California |
| Colorado Nina Paul, Sanitation! Jefferson Academy Secondary, Broomfield, Colorado |
| Connecticut Tanush Paradeshi, The Way to the End of Agricultural Pollution Madison Middle School, Trumbull, Connecticut |
| DC Lela Harkrader, The Tiny House Movement Alice Deal Middle School, Washington, District of Columbia |
| Florida Bre'ona Prophet, Extreme Weather Choctawhatchee High School, Fort Walton Beach, Florida |
| Georgia Sadie Schoenrock, Safe Drinking Water Dunwoody High School, Dunwoody, Georgia |
| Hawaii Stevie Puna, Air wells, snow and the ocean three things to think about Hawaii Technology Academy, Waipahu, Hawaii |
| Idaho Kabree Staley, Fighting Against Pollution With Catalytic Reactor Compass Academy, Idaho Falls, Idaho |
| Illinois Kristin Tenoso, How Plastic Bags are Affecting Our World Millburn Middle School, Lindenhurst, Illinois |
| Indiana Izabelle Howell, Composting Woodside Middle School, Fort Wayne, Indiana |
| Iowa Sylvia Dresen, Improving Climate Resiliency North polk Middle School, Alleman, Iowa |
| Kansas Emma Herman, WOMEN ON THIS PLANET: Equal Pay Concordia Jr./Sr. High School, Concordia, Kansas |
| Kentucky Elijah Robinson, Stop Improper Waste Disposal Noe middle school, Louisville, Kentucky |
| Maryland Chloe Mshana, The Global Workforce: Informal to Formal Academy of Health Sciences @ PGCC, Largo, Maryland |
| Massachusetts Malcolm Plum, Disease Evolution Nauset Regional High School, Eastham, Massachusetts |
| Michigan Bailey Wenzlick, Why Waste It? Traverse City West Middle School, Traverse City, Michigan |
| Minnesota Jennifer Mettler, Nutrient Pollution in water sources Chanhassen highschool, Chanhassen, Minnesota |
| Missouri Chance Minear, The Poverty Cycle South Valley Middle School, Kansas City, Missouri |
| Montana Bryce Kim, Save the Homelands! Bozeman High School, Bozeman, Montana |
| Nebraska Taylor Morse, The issues with gender wage gaps Omaha North High School, omaha, Nebraska |
| Nevada Jolie Li, Seven Billion Solutions Hyde Park Middle School, Las Vegas, Nevada |
| New Hampshire Melony Pickard, Protecting Ourselves From Unsafe Drinking Water Winchester School District, Winchester, New Hampshire |
| New Jersey Gwenn Abano, The Struggle of Wealth Inequality Camden Catholic High School, Cherry Hill, New Jersey |
| New Mexico Saisravya Bandla, A Threat to Fresh Water: Agriculture Pollution San Jon Schools, San Jon, New Mexico |
| New York Jeffrey Tao, Democracy is the Answer Hunter College High School, New York, New York |
| North Carolina Nickleus Castevens, The Truth About Water Bonlee School, Bear Creek, North Carolina |
| North Dakota Aiden Benson, How we can stop e-waste West Fargo High School, West Fargo, North Dakota |
| Ohio Julia Hum, Improving Climate Resiliency Columbiana High School, Columbiana, Ohio |
| Oregon Mira Saturen, Inequity in Climate Adaptation Ashland Middle School, Ashland, Oregon |
| Pennsylvania Gretchen Dorsey, Ending Child Labour Academy of Notre Dame de Namur, Villanova, Pennsylvania |
| Rhode Island Abigail Taylor, Waste In Our Waters Mt. Hope High School, Bristol, Rhode Island |
| South Carolina Jakob Williams, Safe Drinking Water Westview Middle School, Greenwood, South Carolina |
| Tennessee Ella Davis, Preserving Safe And Clean Water Hunter Middle School, Ooltewah, Tennessee |
| Texas Laurel Wren, Global Wealth Inequality McNeil High School, Austin, Texas |
| Utah Laszlo Sule, Extreme Weather Caused By The Growing Population! Wasatch Academy, Mount Pleasant, Utah |
| Virginia Kristen Purisima, Watch This! It's Not a Waste James River High School, Midlothian, Virginia |
| Washington Ruby Engrav, How Poverty Affects Population Growth Eastside Preparatory School, Kirkland, Washington |
| West Virginia Chance Ramsey, Composting your Trash to Make Food Midland Trail High School, Hico, West Virginia |
| Wisconsin Teddy Richards, Climate Change Edison Middle School, Janesville, Wisconsin |
International Winners
| Europe Sofia Oliveira, Water in our lives Escola Secundária de Pombal, Pombal, Pombal, Portugal |
| Asia Nan Aye Mote Mote, Essential for Life Ayeyarwaddy International School, Mandalay, Mandalay, Myanmar |
| North America Simone Hay, Dry toilets: Sustainable and attainable Choice School for the Gifted, Richmond, British Columbia, Canada |
| South America Martin Mantilla, Agricultural Pollution La Colina, La Calera, Cundinamarca, Colombia |