Außenaufnahmen von wissenschaftlichen Arbeiten im Freien, schlechter Einfluss auf die Ökologie unseres Planeten, universelle Belange des Umweltschutzes, Arbeitnehmerorganisationen und Bewegungen, die auf den Schutz der Natur abzielen. - Stockfoto & -bild

Closeup portrait of chemical scientist or ecologist posing outdoor, dresses blue uniform and respirator, scientist explores surroundings, calls on to protect our environmental. Ecology concept.

Horizontal outside picture of liquidating man raising one hand, wearing gas mask, gloves and protection suit, taking part in special mission, posing over sky background. People and disaster concept.

Man wearing a gas mask on his face

Closeup portrait of ecologist working outdoors, wearing gas mask and uniform, scientist explores surroundings, scientist works in open air, measures pollution. Save planet, ecological problems concept

Man wearing a gas mask on his face. COVID-19 crisis. Coronavirus outbreak and Quarantine concept.

Closeup portrait of ecologist frights with factories which pollute air, water, forests and land, scientist wearing uniform and respirator, pointing to camera with with fore finger against blue wall.

Attractive young European woman posing with closed eyes, keeping palms together in front of chest, praying heartily to god, pleading forgiveness, isolated over yellow background.

Shocked woman wears protective face mask, wearing white casual style T-shirt, looks unhappily, being disturbed by air pollution and serious problem of contamination, asking why.

Studio shot of young girl dresses medical mask, protective gloves and casual outfit clutching shopping bags in her hands, keeps eyes closed, looks happy, protects herself while doing shopping.

Indoor shot of self confident female feminist shows peace sign, wears fashionable red bandana, wears jean shorts and grey t shirt, isolated over grey background. All women are equal with men

Outdoor shot of beautiful brunette woman wearing leather jacket and black protective mask, looking in distance, protecting herself from dangerous corona virus, walking in open air. Covid 19 concept.

Active confident woman standing isolated over grey background in studio, raising arm, making gesture, showing peace sign, covering her mouth with red bandana, wearing casual items of clothes.

Outdoor shot of young adorable dark haired female posing in street and showing stop gesture with her palm, woman wearing protective mask, preventing fast spreading corona virus. Covid 19 concept.

Studio shot of young adorable woman wearing yellow shirt, protective medical mask, disposable gloves from coronavirus, holding bags for shopping in both hands. Covid 19, health care concept.