| Dr | Hajer | Ben Ammar | Agricultural institute of Slovenia | Slovenia | Biochemistry, Genetics and Molecular Biology | Biochemical and molecular regulation of specialized metabolites in crop plants | Women Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Hakan | Gürsu | METU | Turkey | Environmental and Sustainable Materials | Parasabol | Best Researcher Award | environmentalscientists.org |
| Dr | Hakan | BÜLBÜL | Ondokuz Mayıs University | Turkey | Renewable Energy Technologies | Renewable Energy | Best Researcher Award | environmentalscientists.org |
| Dr | Hamidreza | Soufi | Vali-e-Asr University of Rafsanjan | Iran | Agricultural and Biological Sciences | Hydroponic, Plant factory, control environment agriculture | Best Faculty Award | environmentalscientists.org |
| Mr | Hamoun | Khatami | Padova University | Italy | Engineering | machining process | Best Researcher Award | environmentalscientists.org |
| Mrs | Hanane | ABBOU | Mohammed VI university of Sciences and Health | Morocco | Biology and Life Sciences | Molecular Modeling | Research Excellence Award | environmentalscientists.org |
| Mr | Hans Jørgen | Henriksen | Geological Survey of Denmark and Greenland GEUS | Denmark | Environmental Science | Water resources | Best Researcher Award | environmentalscientists.org |
| Mr | Haoyuan | Zheng | School of Soil and Water Conservation, Beijing Forestry University | China | Environmental Science | School of Soil and Water Conservation, Beijing Forestry University | Best Researcher Award | environmentalscientists.org |
| Mr | Hardik | Kumar | ISF College of Pharmacy | India | Health Professions | Pharmacy Practice | Best Researcher Award | environmentalscientists.org |
| Dr | Hareesha | Nagarajappa | JAIN (Deemed-to-be-University) | India | Chemistry and Materials Science | Electrochemical Sensors | Young Scientist Award | environmentalscientists.org |
| Mr | Hari Mohan | Meena | university of delhi | India | Chemistry and Materials Science | Chemistry | Best Researcher Award | environmentalscientists.org |
| Prof | Harvey | Shear | University of Toronto Mississauga | Canada | Environmental Science | Freshwater Ecology | Best Researcher Award | environmentalscientists.org |
| Mr | Hasin | Ullah | Northwest University Xi'an Shaanxi, China | China | Agricultural and Biological Sciences | Entomology | Research Excellence Award | environmentalscientists.org |
| Mr | Hassan | Alzain | Yale University School of the Environment | United States | Environmental Science | Climate policy, environmental health | Distinguished Academic Leadership Award | environmentalscientists.org |
| Assoc. Prof. Dr | Hayriye | Kırkoyun Uysal | Istanbul University Istanbul Medical Faculty | Turkey | Medicine and Health Sciences | Medical Microbiology | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Hazrat | Bilal | Jiangxi Key Laboratory of oncology, JXHC Key Laboratory of Tumor Metastasis, Jiangxi Cancer Hospital, The Second Affiliated Hospital of Nanchang Medical College, Jiangxi Cancer Institute, Nanchang, Jiangxi, 330029, P.R. China | China | Biology and Life Sciences | Microbiology | Best Researcher Award | environmentalscientists.org |
| Ms | Hee Kyung | Park | Korea Institute of Civil Engineering and Building Technology | South Korea | Engineering | Environmental | Best Researcher Award | environmentalscientists.org |
| Mr | Hee-Jae | Jeon | Kangwon National University | South Korea | Biotechnology | Digital Health Care, Machine Learning, Biomedical engineering, Biomedical Optics, Wearable Device | Best Researcher Award | environmentalscientists.org |
| Prof. Dr | Helena | Costa Oliveira | ISCAP/IPP | Portugal | Business, Management and Accounting | environmental management accounting | Best Researcher Award | environmentalscientists.org |
| Prof | Helena | Pereira | Universidade de Lisboa, Instituto Superior de Agronomia | Portugal | Chemistry and Materials Science | Biorefineries, biomass, natural products | Best Researcher Award | environmentalscientists.org |