Full shot of female ecology expert in protective suit squatting getting some dirty poisoned paddle water to test tube for further researching in most polluted industrial city
Tilting-up medium close up of ecologist in protective uniform getting soil to test tube for further soil contamination testing in polluted dangerous zone
Tilting-up medium shot of woman working as ecology expert sitting near waterside getting some water from toxic industrial zone to test tube for further test and analysis
Medium portrait of woman covered in blue protective suit, wearing glasses, respiratory mas and gloves holding test tube with paddle water with polluted toxic landscape in background
Closeup of female ecology specialist tapping glass test tube with traces of soil from abandoned polluted zone dangerous for people
Professional ecologist in protective coverall, respiratory mask and gloves collecting water sample into test tube from polluted gulf
Skillful african american male scientist in protective suit and mask sampling polluted water into test tube for analysis, testing water quality and level of mountain river contamination outdoors.
Portrait of young female ecology expert with sample tube, working with colleague in polluted soil
Female ecologist wearing protective coverall, respiratory mask, gloves and rubber boots collecting water sample into test tube while examining polluted gulf
Full rear-view footage of couple of female ecology experts holding suitcase with equipment and laptop walking along polluted zone talking about nuclear pollution
Two ecologists in protective coverall suits and respiratory masks collecting samples of lake water in polluted area into test tube
Dedicated scientist collecting water sample from polluted river to monitor environmental impact