Side view shot of senior Caucasian ecologist sitting at bank of river using test tube and pipette to take water sample
Schlüsselwörter
ecologist,
sample,
river,
water,
forest,
pollution,
wood,
environment,
nature,
research,
test,
kit,
senior,
science,
summer,
green,
biologist,
safety,
vest,
tube,
pipette,
laboratory,
park,
explore,
control,
eco,
lifestyle,
elderly,
mature,
timberland,
job,
professional,
occupation,
workday,
man,
caucasian,
daytime,
copy space,
beard
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