What is water resources PDF?

Abstract. Water resources are sources of water that are useful or potentially useful to humans. Uses of water include agricultural, industrial, household, recreational and environmental activities. Virtually all of these human uses require fresh water.

What are the water resources in India?

There are four major sources of surface water. These are rivers, lakes, ponds, and tanks. In the country, there are about 10,360 rivers and their tributaries longer than 1.6 km each. The mean annual flow in all the river basins in India is estimated to be 1,869 cubic km.

What are the importance of water resources in India?

Management of water resources in India is of paramount importance to sustain one billion plus population. Water management is a composite area with linkage to various sectors of Indian economy including the agricultural, industrial, domestic and household, power, environment, fisheries and transportation sector.

Which is the biggest water resources in India?

Odisha, with roughly 997 thousand hectares of water resources as of 2019, is the largest area of water resources in India. This state’s water supplies are mostly reliant on the Southwest Monsoon. Rainfall is a significant resource for the state’s surface water and groundwater reserves because it is a coastal state.

What are types of water resources?

Water resources come in many forms, but the three main categories are saltwater, groundwater and surface water.

What are the types of water resources?

What are the 4 water resources?

Of these, the resources most available for use are the waters of the oceans, rivers, and lakes; other available water resources include groundwater and deep subsurface waters and glaciers and permanent snowfields.

What is importance of water resource?

Water resources are sources of water that are useful or potentially useful to humans. It is important because it is needed for life to exist. Many uses of water include agricultural, industrial, household, recreational and environmental activities. Virtually all of these human uses require fresh water.

How does India get its supply of water?

About 80 % of irrigation and 90 % of drinking water comes from groundwater sources. It is contributing more than 85 % of the drinking water requirements of rural areas, about 58 % of irrigation requirements and more than 50 % of the urban and industrial water supplies.

What is the percentage of water in India?

4%
India holds about 4% of global freshwater and 16% of its population.

Which state in India has most water?

Odisha had the largest combined area of water resources in India, with around 998 thousand hectares of water resources as of 2018.