What is the availability of water on earth?
More then 70% water coverd on earth , in that 2.5 is fresh water
River valleys are thickly populated because people need water to wash clothes,water for drinking,water for taking bath,water for cooking food. especially river valleys are populated by villager because there is no much fecilities of water in villages till now. ==================================== Availability of water for agriculture Availability of water for industry Availability of fresh water to support dense population. Access to the river as transportation artery to the interior as market, and to the outside world…
What are 2 conditions that make plants growing on the dunes different than plants growing in the forest?
People create a lot of water pollution which makes water undrinkable. People also divert a lot of water for crop irrigation, and for industrial purposes. Some kinds of mining, for example, require large amounts of water. All of these things affect the availability of drinking water. Meanwhile, a constantly increasing human population requires a constantly increasing amount of water.
A water conservationist is a person who campaigns and conserves water to save the Earth. He ensures availability of freshwater for future generations. He saves energy required for water pumping, delivery, and wastewater treatment facilities. He preserves water for natural wildlife, reducing the need to build dams and canals. The withdrawal of freshwater should not exceed its natural replacement rate. Water-saving facilities are built too.
Why do you think the availability of fresh drinking water is such a concern when there is so much water covering the planet?
The reason there is a concern about the availability of fresh drinking water and rightly so, is perhaps because for one thing the water covering the planet is salted and extracting the salt from the water is a costly exercise. Also you should understand that fresh water is not tap water as that water is deadly and polluted. Also the lack f rain fall in some areas will reduce the availability of fresh water, comes…
The thin layer of Earth in which human life can exist under ordinary conditions is characterized by three characteristics; the presence of air having a temperature averaging about 70 degrees F and seldom reaching temperatures below 0 or above 100 also on the faherenheit scale, ready availability of potable water and the availability of shelter from high heat, cold and severe weather. This is in very simple terms, the biosphere. Robert Frank Canton, Ohio, USA