Ecoloog in beschermende kostuum en gasmasker aanraken boom verlaat in bos - Stockfoto’s en -afbeeldingen

Ecologist in protective costume, respirator and goggles holding plant in forest

Front view of ecologist in protective costume and respirator with crossed arms in forest

Ecologist in protective costume, goggles and respirator looking down

Ecologist in protective costume and respirator touching tree in forest

Male scientist in protective mask and suit examining sample of water in test flask outdoors

Ecologist in protective costume and respirator touching tree leaves in forest

A positive reaction of the test results, a man in protective clothing, shows a good hand in a blue glove, against the background of drainpipes

Ecologist in respirator, goggles and latex gloves touching tree bark

Partial view of ecologist in protective costume touching tree leaves in forest

Partial view of ecologist in latex gloves holding handful of soil with dandelion

Partial view of water inspector in latex gloves with test tube taking water sample

Cropped view of water inspector in latex gloves taking water samples at river

Partial view of ecologist in latex gloves holding handful of soil

Partial view of water inspector in latex gloves with test tube taking water sample

Panoramic shot of water inspector in latex gloves holding test tubes