This printable crossword puzzle on the topic of Environmental Science has 11 clues. Answers range from 5 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
the presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects.
the waste matter carried off by drains and pipes..
an area or ridge of land that separates waters flowing to different rivers, basins, or seas.
a body of permeable rock which can contain or transmit groundwater.
An example of a heavy metal
The correct name for an algal bloom
Usually a visible sign of water pollution
An example of a biological indicator
to remove water
gases that are produced to start waterpolluiton
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