Three ecologists wearing casual clothing exploring lake and taking water sample then discuss test and noting information
More tags people, test tube, test, sample, scientists, experiment, ecologists, water, pollution, analyzing, chemistry, science, biochemists, research, liquid, biochemistry, pond, river, casual, nature, coworkers, ecology, exploring, analysis, collaboration, explore, natural, researching, lake, scientific, three, discovery, microbiology, professionals, dropper, coworking, environment, biology, environmental, bacteriology, horizontal, copy space