Farming consumes 87% of the fresh water used in the world.
Rain is the result of evaporation from the seas and lakes and rivers and the land. We're lucky even though only 14% of water evaporates from the land we receive in terms of rainfall 24% of the total evaporation.
People need only half a gallon or less per day to survive but in the USA the average consumption is 100 gallons per day. Guess where it is all used. Check here.
The world average water consumption is 22 gallons per day ...
The vegetable, squash, sweats or loses water from its leaves equivalent to 10 times its weight in water per day. Many deciduous trees sweat 2 to 6 times their weight.
Depending on the water quality and purification treatments used, drinking water costs from $1.1- to $1.25 per 1,000 gallons, more if the water is charcoal filtered and even more if salts have to be removed. Compare to the cost of bottled water.
To desalinate water costs $7.60 per 1,000 gallon
In the USA ground water provides about 46 percent of the water used by all households.
Farming uses about 66 percent groundwater in Texas and 38 percent in California.
The Ogallala aquifer in the USA is running dry slowly.
Read more about this fascinating topic here ...Reference is Cornell
Technorati Tags:
ogallala, aquifer, bottled water, rain, irrigation, groundwater, oceans
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment