Medium close-up of woman in glasses and respiratory mask working as ecology expert holding in hands sample tube with collected material from soil of toxic and danger area
Ecologist wearing protective coverall, rubber boots and respiratory mask crouching on polluted shore, collecting sample of soil and examining test tube
Ecologist wearing protective coverall and respiratory mask collecting sample of soil on polluted gulf shore with warning biohazard sign
Two ecologists in protective coverall suits and respiratory masks collecting samples of lake water in polluted area into test tube
Professional ecologist in protective coverall, respiratory mask and gloves collecting water sample into test tube from polluted gulf
Closeup of female ecology specialist tapping glass test tube with traces of soil from abandoned polluted zone dangerous for people
Medium shot of female ecologists in protective suits and respiratory masks collecting material evidence from toxic polluted water into test tubes and placing it in individual packs
Full shot of environmental specialists in protective uniform collecting material with water samples from polluted area for further quality control test
Tilting-up medium close up of ecologist in protective uniform getting soil to test tube for further soil contamination testing in polluted dangerous zone
Full shot of ecology specialists in protective costumes squatting by waterside collecting material in test tubes for analyzing water pollution in toxic area
Close-up of hands in gloves collecting water for testing in polluted industrial area
Female ecologist wearing protective coverall, respiratory mask, gloves and rubber boots collecting water sample into test tube while examining polluted gulf