| Dr | Angelantonio | Calabrese | CNR-IRSA | Italy | Environmental Science | Applicazione di indagini per l'identificazione di patogeni in acqua di falda | Outstanding Academic Achievement Award | environmentalscientists.org |
| Prof | Emanuele | Calabrò | Minister of University and Research - Italy | Italy | Environmental Science | Effects of electromagnetic fields | Excellence in Innovation | environmentalscientists.org |
| Dr | Matteo | Calderoni | Università degli Studi di Milano | Italy | Health Professions | Chirurgia toracica | Young Scientist Award | environmentalscientists.org |
| Mrs | Patricia | Camacho Magriñán | University of Cádiz | Spain | Engineering | Biomedical Engineering | Best Researcher Award | environmentalscientists.org |
| Dr | Eriona | Canga | alchemia-nova research and innovation | Austria | Environmental Science | Nature-based Solutions | Research Excellence Award | environmentalscientists.org |
| Prof. Dr | Tiehua | Cao | Institute of Agricultural Resources and Environments, Jilin Academy of Agricultural Sciences (Northeast Agricultural Research Center of China) | China | Agricultural and Biological Sciences | Soil pollution remediation | Best Researcher Award | environmentalscientists.org |
| Prof. Dr | Roberto Giovanni | Carbone | University of Genoa | Italy | Immunology and Microbiology | COVID-19 and Interstitial Lung Disease | Research Excellence Award | environmentalscientists.org |
| Dr | Alicia | Carriquiry | Department of Statistics Iowa State University | United States | Others | Statistics Health Sciences Nutrition | Best Researcher Award | environmentalscientists.org |
| Dr | Ana | Carvalho | Universidade de Trás-os-Montes e Alto Douro (UTAD) | Portugal | Agricultural and Biological Sciences | Plant Cytogenetics and Molecular Genetics | Best Researcher Award | environmentalscientists.org |
| Mr | Francisco | Castaño Vázquez | N/A | Spain | Agricultural and Biological Sciences | Interacciones entre organismos y ambiente | Best Researcher Award | environmentalscientists.org |
| Prof. Dr | Abel | Casttañeda | CNIC | Cuba | Environmental and Sustainable Materials | Corrosión Atrmosférica. Durabilidad de las Construcciones | Outstanding Scientist Award | environmentalscientists.org |
| Mr | Jose Leonardo | Cely Andrade | Profamilia | Colombia | Medicine and Health Sciences | Salud pública | Outstanding Scientist Award | environmentalscientists.org |
| Dr | Andrea | Čerevková | Parasitological Institute, Slovak Academy of Sciences | Slovakia | Agricultural and Biological Sciences | Soil Science, Nematology | Best Researcher Award | environmentalscientists.org |
| Assist. Prof. Dr | ADITYA | CHAKRABORTY | OLD DOMINION UNIVERSITY | United States | Business, Management and Accounting | Analytical Modeling and Optimization in Finance | Best Researcher Award | environmentalscientists.org |
| Dr | Surya Deb | Chakraborty | MBRSC lab, University of Dubai | United Arab Emirates | Environmental Science | Remote sensing application for urban heat balance study over surface and subsurface | Research Excellence Award | environmentalscientists.org |
| Prof. Dr | Chun-Yen | Chang | National Taiwan Normal Univ. | Taiwan | Social Sciences | Education | Best Researcher Award | environmentalscientists.org |
| Dr | Zhou | Changqing | Gansu Academy of Agricultural Sciences, China | China | Agricultural and Biological Sciences | Animal health and animal welfare | Best Scholar Award | environmentalscientists.org |
| Dr | Badr-Eddine | CHANNAB | HASSAN II UNIVERSITY | Morocco | Environmental and Sustainable Materials | Environmental Chemistry, Agricultural Chemistry, and Nanotechnology | Best Researcher Award | environmentalscientists.org |
| Mr | Balendra V S | Chauhan | University of Brighton | United Kingdom | Environmental Science | Air Quality Monitoring | Best Researcher Award | environmentalscientists.org |
| Mr | Guoqiang | Chen | Navigation College, Jimei University | China | Earth and Planetary Sciences | Earth Science and remote sensing | Young Scientist Award | environmentalscientists.org |