Woman in protective costume with a mask near an infected area.
Medium close up of female ecology specialist in protective costume and respiratory mask working on laptop collecting data from polluted water area with colleague
Team of professional ecologists in protective coveralls, gloves, helmets and respiratory masks standing in polluted area, using laptop and talking
Two ecologists in protective coveralls, gloves and respiratory masks collecting seaweeds from water polluted area into test tube
Two ecologists in protective coverall suits and respiratory masks collecting samples of lake water in polluted area into test tube
Two ecologists wearing protective coveralls and respiratory masks collecting samples of lake water in polluted area with warning biohazard sign
A general shot of a scientist in protective overalls, goggles and masks studying plants on polluted land
Full shot of two ecologists in protective uniform collecting material for water polluting analysis making notes on laptop sitting near waterside of polluted area
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
A general shot of a scientist in protective overalls, goggles and masks taking a water sample from a polluted sea
Slowmo portrait of team of multiethnic male and female scientists in protective coveralls, respiratory masks and googles looking at camera sitting on polluted seashore exploring area
Group of ecologists wearing protective coveralls and respiratory masks walking along gulf coast with sample case and having discussion while doing research in polluted area