Geography

Groundwater contamination is the adulteration of water because of the increase in the concentration of certain pollutants. The major pollutants contributing to contamination are Arsenic, fluoride, Iron, uranium , nitrate etc. Causes of groundwater contamination are: Natural: Groundwater naturally contains high amount of pollutant due to geological formation. For example occurrence of fluoride is related … Read more

According to economic survey, In a year where temperatures are 1 degree Celsius higher farmer incomes would fall by 6.2 percent during the kharif season and 6 percent during rabi in unirrigated districts. Similarly, in a year when rainfall levels were 100 millimetres less than average, farmer incomes would fall by 15 percent during kharif … Read more

( in answer writing when such kind of explanation is asked follow this approach) Distribution:     Lies in the interior of the earth crust. They basically lies in the zone of  westerly wind belt. Grasslands are practically treeless due to continentality. They are called by different names in different parts of the world Prairies North … Read more

An earthquake is the shaking or trembling of the earth’s surface, caused by the sudden movement of a part of the earth’s crust. The majority of earthquake occur at the point junction of major tectonic plates. The highly active regions are Pacific rim belt, Alpine belt , along oceanic ridges. The distribution is summarised as … Read more

Atomic minerals are the most important among non-fossil energy resources. They are found in the slate rocks of the pre-Cambrian (Archean Schist) and Dharwar periods in India. Uranium and Thorium are major minerals for the production of atomic energy. Uranium is mined directly whereas for thorium is obtained mainly from monazite and limonite. Thorium is … Read more

Batholiths A large body of magmatic material that cools in the deeper depth of the crust develops in the form of large domes. They appear on the surface only after the denudational processes remove the overlying materials. They cover large areas, and at times, assume depth that may be several km. These are granitic bodies. … Read more

After independence, India witnessed green , blue and white revolutions in farm, fishery and dairy sector respectively. Green revolution: It was initiated to achieve food security in the country. It included three components : continued expansion of farming areas, double-cropping existing farmland, using seeds with improved genetics. The Green Revolution resulted in a record grain … Read more

The Western Ghats are the mountain groups running parallel to the western coast of the Indian peninsula. The Ghats is well known for its biodiversity, where we can find a variety of flora and fauna. Mountain range starts around the border of Gujarat and Maharashtra, to the south of river Tapti. Runs through the states of … Read more

The earlier Green Revolution was centred on wheat and now what is required is a  comprehensive revolution, which covers the entire agriculture sector known as Rainbow  Revolution and it essentially means the following: Agricultural activities to change from subsistence and livelihood activities to as a commercial venture with focus on productivity and profitability. Crop diversification, … Read more

Ocean current are nothing but movement of volume of water in defined direction and    with an identifiable speed. These current regulate the temperature and salinity of ocean currents and also get regulated by them. Factors responsible for ocean currents: Earth rotation from west to east . It leads to North equatorial current and south equatorial … Read more