Medium shot of ecology expert in protective suit at toxic dangerous area placing test tube with polluted soil into special individual pack
Back-view footage of professional ecology expert in protective suit and rubber boots with equipment in suitcase walking through muddy area of most polluted industrial town in world
High-angle shot of two female ecology specialists in blue protective suit walking along pond with dirty toxic water in one of most polluted places
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
Full shot of ecology experts in protective clothing and respiratory masks working on laptop collecting data about ecological situation in most polluted city in world
Slowmo shot of male ecology expert in chemical suit spraying disinfectant on polluted objects working on biohazard territory
Back-view footage of ecology experts in special protective costumes with equipment examining outskirts of most polluted city in world walking along dirty contaminated area
Slowmo shot of two male ecology experts in protective coveralls carrying working equipment going along polluted territory where eco catastrophe has happened
Woman in protective costume with a mask near a polluted area.
Two ecologists in protective coverall suits and respiratory masks collecting samples of lake water in polluted area into test tube
ecology background - water environmental pollution, polluted water surface
Full shot of two environmentalists in protective suits with equipment collecting material from polluted wastewater for chemical analysis of toxic area