work of an ecologist in nature, research of contaminated water in a forest river

---

Size: 3500px × 5244px
Photo credit: © Konstantin Labunskiy / Alamy / Afripics
License: Royalty Free
Model Released: Yes

Keywords: analysis, analyze, bacteria, biological, biology, bottle, chemical, chemist, concept, danger, ecologist, ecology, environment, environmental, epidemic, examine, expertise, flask, glove, gloves, health, impurities, infection, laboratory, lake, liquid, mask, measurement, measuring, nature, outdoor, people, plague, pollution, professional, protective, radiation, reagent, research, researcher, river, sample, science, scientific, scientist, study, test, toxic, waste, water