Scientist in protective suit takes river water sample in test tube for research. Analyzing natural resource quality in outdoor environment for sustainability.
Schlüsselwörter
river ,
scientist ,
test tube ,
research ,
nature ,
environment ,
clean water ,
analysis ,
quality ,
conservation ,
sustainability ,
testing ,
laboratory ,
medicals ,
health ,
ecology ,
green ,
nature reserve ,
fresh water ,
science ,
person ,
hand ,
glove ,
suit ,
protection ,
investigation ,
documentation ,
field work ,
study ,
liquid ,
resource ,
natural ,
hydrology ,
environmentalism ,
monitoring ,
contamination ,
pollutant ,
pure ,
pure water ,
equipment ,
bottling ,
sampling ,
background ,
tree ,
greenery ,
sunny ,
day
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