| Dr | Lamia | Ali Siddig | UAE University | United Arab Emirates | Chemistry and Materials Science | Sensors and catalysis | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Lamia | Krichen | ISSBAT | Tunisia | Biochemistry, Genetics and Molecular Biology | genetic diversity | Best Researcher Award | environmentalscientists.org |
| Dr | Lakshmanan | Govindan | Saveetha Medical College and Hospital | India | Pharmacology, Toxicology and Pharmaceutical Science | Pharmacology | Best Researcher Award | environmentalscientists.org |
| Dr | Kyung Rok | Lee | Korea Institute of Science and Technology | South Korea | Chemical Engineering | Heterogeneous catalysts | Best Researcher Award | environmentalscientists.org |
| Dr | Kwang-Joo | Moon | National Institute of Environmental Research | South Korea | Environmental Science | Environmental Science, Air Quality, Greenhouse Gas Monitoring | Best Researcher Award | environmentalscientists.org |
| Prof | Kutsi S. | ERDURAN | NİGDE OMER HALİSDEMİR UNINERSITY | Turkey | Environmental Science | COASTAL ENGINEERING | Best Researcher Award | environmentalscientists.org |
| Dr | Kurthan | Korutürk | Near East University | Cyprus | Others | Environmental Education | Best Researcher Award | environmentalscientists.org |
| Mr | KSHITIZ | KANDEL | Research Insight-Nepal | Nepal | Environmental Science | Hydrology/Water Science | Young Scientist Award | environmentalscientists.org |
| Dr | Krzysztof | Jeziorski | National Institute of Geriatrics, Rheumatology and Rehabilitation | Poland | Health Professions | Oncology | Best Researcher Award | environmentalscientists.org |
| Dr | Krystyna | Koziol | Kazimierz Wielki University in Bydgoszcz | Poland | Environmental Science | environmental chemistry | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Krisztina | Szabó | Department of Garden and Open Space Design, Institute of Landscape Architecture, Urban Planning and Garden Art, Hungarian University of Agriculture and Life Sciences | Hungary | Environmental and Sustainable Materials | Plant application, urban landscape | Best Researcher Award | environmentalscientists.org |
| Dr | Krishna | Pandey | Libera Universita Bolzano, Italy | Nepal | Environmental Science | Ecology, Environment and Protection of Mountain Areas | Best Researcher Award | environmentalscientists.org |
| Dr | Krishan K. | Verma | Guangxi Academy of Agricultural Science | China | Agricultural and Biological Sciences | Plant Physiology | Research Excellence Award | environmentalscientists.org |
| Mr | Kouamé Guy Florent | AMIEN | Université NANGUI ABROGOUA | Côte d'Ivoire | Biotechnology | Microbiologie et biotechnologie des Aliments | Research Excellence Award | environmentalscientists.org |
| Mr | Kostas | Dasopoulos | Q-PLAN INTERNATIONAL ADVISORS PC | Greece | Environmental Science | Environmental Engineering | Business Innovator Extraordinaire Award | environmentalscientists.org |
| Mr | KONSTANTINOS | VELAORAS | AUA | Greece | Environmental Science | Environmental Certification in the Hospitality Industry | Best Researcher Award | environmentalscientists.org |
| Dr | KOKOETTE | BASSEY | SEFAKO MAKGATHO HEALTH SCIENCES UNIVERSITY | South Africa | Pharmacology, Toxicology and Pharmaceutical Science | MEDICINAL PLANTS | Best Researcher Award | environmentalscientists.org |
| Mrs | KLYTAIMNISTRA | KATSARA | IESL | Greece | Environmental Science | Microplastics in food | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Kliment | Klimentov | University of Ruse | Bulgaria | Engineering | Centrifugal pumps, CFD modeling | Best Researcher Award | environmentalscientists.org |
| Mr | Kiyoon | Kim | Department of Ocean Integrated Science, College of Fisheries & Ocean Science, Chonnam National University, Yeosu 59626, Republic of Korea | South Korea | Environmental and Sustainable Materials | Korea | Best Researcher Award | environmentalscientists.org |