| Dr | Irfan | Ullah | Aerospace Information Research Institute, Henan Academy of Science | China | Earth and Planetary Sciences | Land-atmosphere interaction, Heatwave, Drought, compound extremes | Best Researcher Award | environmentalscientists.org |
| Mr | Isaa | Khan | Imperial College London | United Kingdom | Medicine and Health Sciences | Medical Education | Best Researcher Award | environmentalscientists.org |
| Mrs | Isabel | Seguí Verdú | Universitat Politècnica de València | Spain | Engineering | Bioelectrónica | Best Researcher Award | environmentalscientists.org |
| Prof. Dr | Isabel | Vaz de Freitas | Portucalense University | Portugal | Arts and Humanities | History | Best Researcher Award | environmentalscientists.org |
| Prof | Iuliana Fiorentina | Gheorghe | Ecological University of Bucharest | Romania | Environmental Science | Biodiversity conservation | Best Researcher Award | environmentalscientists.org |
| Prof | Iuliana Florentina | Gheorghe | Ecological University of Bucharest | Romania | Ecology and Conservation | Biodiversity Conservation | Women Researcher Award | environmentalscientists.org |
| Prof | Ivan | Beloev | University of Ruse "Angel Kunchev" | Bulgaria | Engineering | Transport and ecology | Best Researcher Award | environmentalscientists.org |
| Dr | Ivan | Kiganda | Makerere University | Uganda | Environmental Science | Enviromental toxicicity | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Jacek, Leszek | Łapiński | The John Paul II Catholic University of Lublin | Poland | Environmental Science | Human Ecology, Philosophy of Nature | Best Researcher Award | environmentalscientists.org |
| Mr | Jair | Sindra Virtuoso Junior | Federal University of the Triângulo Mineiro | Brazil | Medicine and Health Sciences | Movement Sciences, Exercise Physiology, and Kinesiology | Research Excellence Award | environmentalscientists.org |
| Assoc. Prof. Dr | Ján | Kruželák | Slovak University of Technologyy | Slovakia | Chemistry and Materials Science | Polymer, 3D printing, biodegrability | Best Researcher Award | environmentalscientists.org |
| Assist. Prof. Dr | Janet | Leandro Marmolejo | Colegio de Postgraduados | Mexico | Immunology and Microbiology | Microbiología bacteriana | Research Excellence Award | environmentalscientists.org |
| Dr | Jaroslav | Otta | University of Chemistry and Technology, Prague | Czech Republic | Nanotechnology | Gas sensor technologies | Best Researcher Award | environmentalscientists.org |
| Mr | Jasur | Sevinov | Tashkent State Technical University | Uzbekistan | Engineering | Искусственные интеллект | Best Researcher Award | environmentalscientists.org |
| Dr | Jeffrey | Amelse | Universidade de Aveiro, Departamento de Química, C | United States | Environmental and Sustainable Materials | Biomass Burial as a NET | Best Researcher Award | environmentalscientists.org |
| Dr | Jenaro | Guisasola | IMH Campus | Spain | Social Sciences | Physics Education | Best Researcher Award | environmentalscientists.org |
| Dr | Jennifer | Goldstein | CSU Fullerton | United States | Environmental Science | Educational Leadership | Best Researcher Award | environmentalscientists.org |
| Dr | Jerry Asalma | Nboyine | Council for Scientific and Industrial Research, Savanna Agricultural Research Institute | Ghana | Agricultural and Biological Sciences | Entomology | Best Researcher Award | environmentalscientists.org |
| Dr | Ji-Hun | Park | Korea Institute of Civil Engineering and Building Technology/Department of Structural Engineering Research | South Korea | Engineering | Materials Engineering | Best Researcher Award | environmentalscientists.org |
| Mr | Jialu | Huo | University of California, San Diego | United States | Biochemistry, Genetics and Molecular Biology | Transposon, Genetic regulation | Best Researcher Award | environmentalscientists.org |