<span>Leather shoes are made from natural polymers; raincoats are made from synthetic polymers. </span>
Rainwater can replace or replenish freshwater sources.
Precipitation, such as rainwater, is the source of freshwater on Earth.
When the amount of surface freshwater increases, so does the amount of groundwater.
Human activity, such as taking a bath, may change the quality of a freshwater resource. :)
It would be renamed homeless lizards.
Hydrogen, oxygen, and nitrogen atoms.