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    Handsome scientist in white coat and glasses holding rubber gas mask and flask with plant sample in orangery — Stock Photo
    Handsome scientist in white coat and glasses holding rubber gas mask and flask with plant sample in orangery
    Scientist in white coat and goggles examining plants in green orangery — Stock Photo
    Scientist in white coat and goggles examining plants in green orangery
    Serious scientist in white coat holding folder in green orangery — Stock Photo
    Serious scientist in white coat holding folder in green orangery
    Handsome scientist in white coat and goggles examining plants in orangery — Stock Photo
    Handsome scientist in white coat and goggles examining plants in orangery
    Smiling scientist in white coat and goggles looking at flask with plant sample in orangery — Stock Photo
    Smiling scientist in white coat and goggles looking at flask with plant sample in orangery
    High angle view of water inspector in protective costume taking water sample at river — Stock Photo
    High angle view of water inspector in protective costume taking water sample at river
    Partial view of scientist in white coat holding rubber gas mask and flask with plant sample in orangery — Stock Photo
    Partial view of scientist in white coat holding rubber gas mask and flask with plant sample in orangery
    Selective focus of water inspector in protective costume, respirator and goggles holding flask with water sample — Stock Photo
    Selective focus of water inspector in protective costume, respirator and goggles holding flask with water sample
    Ecologist in protective costume and respirator touching tree in forest — Stock Photo
    Ecologist in protective costume and respirator touching tree in forest
    Water inspector in protective costume, respirator and goggles holding flask with water sample — Stock Photo
    Water inspector in protective costume, respirator and goggles holding flask with water sample
    Cropped view of scientist in white coat holding rubber gas mask and flask with plant sample in orangery — Stock Photo
    Cropped view of scientist in white coat holding rubber gas mask and flask with plant sample in orangery
    Handsome scientist in white coat and goggles taking plant sample in flask in orangery — Stock Photo
    Handsome scientist in white coat and goggles taking plant sample in flask in orangery
    Water inspector in protective costume and respirator holding test tube with water sample — Stock Photo
    Water inspector in protective costume and respirator holding test tube with water sample
    Water inspector in protective costume, latex gloves and respirator holding flask and test tubes with water samples at river — Stock Photo
    Water inspector in protective costume, latex gloves and respirator holding flask and test tubes with water samples at river
    Top view of textured brown sand with traces — Stock Photo
    Top view of textured brown sand with traces
    Ecologist in protective costume and respirator touching tree leaves in forest — Stock Photo
    Ecologist in protective costume and respirator touching tree leaves in forest
    Partial view of ecologist in latex gloves touching tree bark in forest — Stock Photo
    Partial view of ecologist in latex gloves touching tree bark in forest
    Partial view of water inspector in latex glove holding test tube — Stock Photo
    Partial view of water inspector in latex glove holding test tube
    Back view of water inspector in protective costume holding flask while standing in river — Stock Photo
    Back view of water inspector in protective costume holding flask while standing in river
    Full length view of water inspector in protective costume, latex gloves and respirator holding flask with water sample at river — Stock Photo
    Full length view of water inspector in protective costume, latex gloves and respirator holding flask with water sample at river
    Full length view of water inspector in protective costume, latex gloves and respirator taking water sample at river — Stock Photo
    Full length view of water inspector in protective costume, latex gloves and respirator taking water sample at river
    Thoughtful scientist in white coat and goggles examining plants with loupe in green orangery — Stock Photo
    Thoughtful scientist in white coat and goggles examining plants with loupe in green orangery
    Panoramic shot of water inspector in respirator and goggles holding flask with water sample — Stock Photo
    Panoramic shot of water inspector in respirator and goggles holding flask with water sample
    Water inspector in protective costume and respirator taking water sample at river — Stock Photo
    Water inspector in protective costume and respirator taking water sample at river
    Ecologist in protective costume with inspection kit standing near bridge — Stock Photo
    Ecologist in protective costume with inspection kit standing near bridge
    Water inspector in protective costume with inspection kit sitting on river coast — Stock Photo
    Water inspector in protective costume with inspection kit sitting on river coast
    Back view of water inspector in protective suit holding inspection kit and standing on river coast — Stock Photo
    Back view of water inspector in protective suit holding inspection kit and standing on river coast
    Water inspector in protective costume, latex gloves and respirator taking water sample at river — Stock Photo
    Water inspector in protective costume, latex gloves and respirator taking water sample at river
    Handsome scientist in white coat and goggles examining plants in green orangery — Stock Photo
    Handsome scientist in white coat and goggles examining plants in green orangery
    Panoramic shot of water inspector in protective costume and respirator holding inspection kit at river — Stock Photo
    Panoramic shot of water inspector in protective costume and respirator holding inspection kit at river
    Partial view of water inspector in latex gloves taking water sample at river — Stock Photo
    Partial view of water inspector in latex gloves taking water sample at river
    Full length view of water inspector in protective costume and latex gloves taking water sample — Stock Photo
    Full length view of water inspector in protective costume and latex gloves taking water sample
    Smiling handsome scientist in white coat and glasses using digital tablet in orangery — Stock Photo
    Smiling handsome scientist in white coat and glasses using digital tablet in orangery
    Partial view of water inspector in protective costume holding test tubes — Stock Photo
    Partial view of water inspector in protective costume holding test tubes
    Selective focus of smiling handsome scientist in white coat and goggles taking plant sample in flask in orangery — Stock Photo
    Selective focus of smiling handsome scientist in white coat and goggles taking plant sample in flask in orangery
    Partial view of water inspector in protective costume and boots standing in river — Stock Photo
    Partial view of water inspector in protective costume and boots standing in river
    Selective focus of water inspector in protective costume and inspection kit on foreground — Stock Photo
    Selective focus of water inspector in protective costume and inspection kit on foreground
    Top view of water inspector in protective costume taking water sample from river — Stock Photo
    Top view of water inspector in protective costume taking water sample from river
    Water inspector in protective costume and respirator holding test tubes and flask with water samples at river — Stock Photo
    Water inspector in protective costume and respirator holding test tubes and flask with water samples at river
    Smiling handsome scientist in white coat and glasses holding digital tablet in orangery — Stock Photo
    Smiling handsome scientist in white coat and glasses holding digital tablet in orangery
    Water inspector in protective costume holding inspection kit in river — Stock Photo
    Water inspector in protective costume holding inspection kit in river
    Cropped view of ecologist in latex gloves holding plastic garbage and — Stock Photo
    Cropped view of ecologist in latex gloves holding plastic garbage and
    Water inspector in protective costume, latex gloves and respirator taking water sample at river — Stock Photo
    Water inspector in protective costume, latex gloves and respirator taking water sample at river
    Water inspector in protective costume holding flask with water sample at river — Stock Photo
    Water inspector in protective costume holding flask with water sample at river
    Ecologist in protective costume and respirator holding bottle with soil sample — Stock Photo
    Ecologist in protective costume and respirator holding bottle with soil sample
    Low angle view of ecologist with inspection kit standing near plants — Stock Photo
    Low angle view of ecologist with inspection kit standing near plants
    Full length view of water inspector in protective costume and respirator holding inspection kit while walking on river coast — Stock Photo
    Full length view of water inspector in protective costume and respirator holding inspection kit while walking on river coast
    Cropped view of ecologist in latex gloves holding seashells and plastic garbage — Stock Photo
    Cropped view of ecologist in latex gloves holding seashells and plastic garbage
    Water inspector in protective costume and respirator taking water sample at river — Stock Photo
    Water inspector in protective costume and respirator taking water sample at river
    Water inspector in protective costume holding flask and taking water sample from river — Stock Photo
    Water inspector in protective costume holding flask and taking water sample from river
    Partial view of ecologist in latex gloves holding handful of soil with dandelion — Stock Photo
    Partial view of ecologist in latex gloves holding handful of soil with dandelion
    Thoughtful scientist in white coat and goggles in green orangery — Stock Photo
    Thoughtful scientist in white coat and goggles in green orangery
    Front view of ecologist in protective costume and respirator with crossed arms in forest — Stock Photo
    Front view of ecologist in protective costume and respirator with crossed arms in forest
    Full length view of water inspector in protective suit holding inspection kit and standing on river coast — Stock Photo
    Full length view of water inspector in protective suit holding inspection kit and standing on river coast
    Water inspector in protective costume, latex gloves and respirator taking water sample at river — Stock Photo
    Water inspector in protective costume, latex gloves and respirator taking water sample at river
    Partial view of water inspector in protective costume holding inspection kit and flask at river — Stock Photo
    Partial view of water inspector in protective costume holding inspection kit and flask at river
    Cropped view of water inspector in latex gloves taking water sample at river — Stock Photo
    Cropped view of water inspector in latex gloves taking water sample at river
    Pensive scientist in white coat holding journal in green orangery — Stock Photo
    Pensive scientist in white coat holding journal in green orangery
    Cropped view of water inspector in latex gloves with test tubes and flasks at coast — Stock Photo
    Cropped view of water inspector in latex gloves with test tubes and flasks at coast
    Happy scientist in white coat and goggles holding flask with plant sample in orangery — Stock Photo
    Happy scientist in white coat and goggles holding flask with plant sample in orangery