Answer:
This would be the Waste Water Treatment act of 1972. This ensured that sewage was treated and not released into bodies of water which would eventually end up in our drinking water.
Explanation:
False.
The layering is usually thin.
Answer:
many
pollution by dumping chemical that are harmful to the animals
littering by plastic
accidentally introducing invasive species
over fishing
it lowers the biodiversity of the aquatic ecosystems living there
Explanation:
It is called the seed coat
