| Ms | Hilarie | Uwamahoro | Tuskegee University | United States | Biochemistry, Genetics and Molecular Biology | Chemistry | Best Researcher Award | environmentalscientists.org |
| Dr | Hiroshi | Hayasaka | Hokkaido University | Japan | Earth and Planetary Sciences | Wildland Fires | Best Researcher Award | environmentalscientists.org |
| Mr | Homère | ISHIMWE | University of Rwanda - college of science and technology | Rwanda | Renewable Energy Technologies | Energy engineering | Young Scientist Award | environmentalscientists.org |
| Dr | Hong-chul | Park | Korea National Park Service | South Korea | Ecology and Conservation | protected area | Best Researcher Award | environmentalscientists.org |
| Dr | Hongji | Chen | East China Normal University | China | Social Sciences | Economic Geography | Best Researcher Award | environmentalscientists.org |
| Ms | Hooria | Shahbaz | NuTech | Pakistan | Computer Science and Artificial Intelligence | Biomedical imaging,NLP and sustainable sciences | Best Researcher Award | environmentalscientists.org |
| Dr | Hossein | Hatami | Lorestan university | Iran | Engineering | Mechanical engineering, impact, fatigue, nano | Best Researcher Award | environmentalscientists.org |
| Assist. Prof. Dr | Hossein | Jafari Mansoorian | HamadanUniversityofMedical Sciences | Iran | Environmental Science | Water and wastewater treatment- Waste management | Best Researcher Award | environmentalscientists.org |
| Dr | Hossein | Shabanali Fami | University of Tehran | Iran | Agricultural and Biological Sciences | Sustainable Food system | Best Researcher Award | environmentalscientists.org |
| Prof | Hsin-Ying | Lee | National Cheng Kung University | Taiwan | Nanotechnology | gas sensors | Best Researcher Award | environmentalscientists.org |
| Mr | Hsin-Yuan | Tsai | National Taiwan Ocean University | Taiwan | Environmental Science | Water Resources | Best Researcher Award | environmentalscientists.org |
| Dr | HUI SAAN | THAM | Han Neuro Acupuncture & Herbal Specialist | Malaysia | Medicine and Health Sciences | Translational Research | Research Excellence Award | environmentalscientists.org |
| Assist. Prof. Dr | Hussain | Alenezi | Manufacturing Engineering Technology Department, PAAET | Kuwait | Nanotechnology | Biomaterials | Best Researcher Award | environmentalscientists.org |
| Assist. Prof. Dr | Hyeryung | Jang | Dongguk University | South Korea | Artificial Neural Networks | Machine Learning, Optimization | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Hynek | Roubík | Faculty of Tropical AgriSciences, Czech University of Life Sciences Prague | Czech Republic | Environmental Science | Waste management | Best Researcher Award | environmentalscientists.org |
| Dr | Hyomin | Park | Ewha Womans University | South Korea | Ecology and Conservation | Ecological restoration engineering | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Ibrahim Ethem | Pinar | Bursa Uludag University | Turkey | Health Professions | Hematology | Best Researcher Award | environmentalscientists.org |
| Dr | Idan | Chiyanzu | Agricultural Research Council | South Africa | Agricultural and Biological Sciences | Biogas production | Best Researcher Award | environmentalscientists.org |
| Dr | Ifigenia | Kostoglou-Athanassiou | Department of Endocrinology, Asklepeion General Hospital | Greece | Immunology and Microbiology | Immunology and Endocrinology | Research Excellence Award | environmentalscientists.org |
| Prof | ILIANA | IVANOVA | Sofia University Saint Kliment Ohridski, Bulgaria | Bulgaria | Immunology and Microbiology | nanomaterials | Research Excellence Award | environmentalscientists.org |