Stores of Fresh Water Flashcards
Define store.
A part of the system where energy/mass is stored.
How much fresh water is there on Earth?
3%
Where is fresh water stored?
Ice caps/glaciers.
Ground water.
Easily accessible surface water
How much fresh water is found in ice caps/glaciers?
79%
How much fresh water is found in easily accessible surface water?
1%
How much fresh water is found in ground water?
20%
How much fresh water do lakes (easily accessible fresh water account for)?
52%
What state are the stores of water in?
Dynamic equilibrium.
Changes at a time scale of diurnal and geological.
What is happening to the amounts of fresh water on Earth today?
Its reducing due to global warming.
Rise in global temps is causing ice caps/glaciers storing fresh water to melt.
As they melt they enter saline water such as oceans.
No longer making it fresh and no longer making it drinkable.
Also contributes to sea level rise.