Read more
Precipitation Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail on the Earth's surface . When air is lifted in the atmosphere, it expands and cools and leads to the formation of clouds. The cl…
Read moreA cloud is a visible mass of liquid droplets or frozen crystals made of water and/or various chemicals suspended in the atmosphere above the surface of a planetary body.
Read moreCLOUD A cloud is a visible mass of liquid droplets or frozen crystals made of water and/or various chemicals suspended in the atmosphere above the surface of a planetary body.
Read moreEl Niño El Nino happens when weakening trade winds (which sometimes even reverse direction) allow the warmer water from the western Pacific to flow toward the east. This flattens out the sea level, builds up warm surface water off the co…
Read moreThe JET STREAMS located in the upper troposphere (9 - 14 km) are bands of high speed winds (95-190 km/hr). The term was introduced in 1947 by Carl Gustaf Rossby. Average speed is very high with a lower limit of about 120 Kms in winter and 50 km per hours in s…
Read morePERIODIC WINDS Land and sea breezes and monsoon winds are winds of a periodic type. Land and sea breezes occur daily, whereas the occurrence of monsoon winds is seasonal. Types of periodic winds: (a) Monsoon winds (b) Land and Sea Breez…
Read moreTemperature It is the measurement of available heat energy in a system. It is a measure of hotness and coldness of the body. The atmosphere is not heated directly by insolation or the Sun's rays; rather it is heated from below by the warmed surfa…
Read moreWeather It refers to the sum total of the atmospheric conditions in terms of temperature, pressure, wind, moisture etc of a given place and time.
Read moreStructure of the Atmosphere The atmosphere consists of almost concentric layers of air with varying density and temperature.
Read moreEARTH'S ATMOSPHERE Atmosphere is a thick gaseous envelope that surrounds the earth and extends thousands of kilometers above the earth's surface.Much of the life on the earth exists because of the atmosphere otherwise the earth would have…
Read moreWhat is Island? An island can be defined as a piece of land that is surrounded by water. An island in a lake or river may be called an eyot or holm. A group of geologically or geographically related islands is called an archipelago. Here are so…
Read moreGanga (Ganges) Brahmaputra Indus (Sindhu) Ganga is the most sacred river of India and is known around the world for its significance of purity in the Hindu culture. The Ganga and Indus Basin are themselves major river systems featuring 16 im…
Read moreCropping Season in India India has many growing seasons due to prevalence of high temperature through a long period. Different crop seasons are: Kharif: Crops are sown at the beginning of the South -West monsoon and harvested at the end…
Read more1. Kolleru Lake - Andhra Pradesh Largest lake in India. Located between Krishna and Godavari delta. 2. Sambhar Lake - Rajasthan India's largest inland salt lake. Mahabharata mentions the Sambhar Lake as part of the kingdom of the demon ki…
Read more