“The Knowledge Library”

Knowledge for All, without Barriers…

An Initiative by: Kausik Chakraborty.

“The Knowledge Library”

Knowledge for All, without Barriers……….
An Initiative by: Kausik Chakraborty.

The Knowledge Library

Geography

Is Antarctica Melting?

For centuries, Antarctica has captivated people around the world. Explorers sought to travel there—and crossed treacherous waters full of ice to do so. Scientists have studied weather, wildlife, and

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नदियाँ

● किस नदी को ‘तेल नदी’ कहा जाता है— नाइजर को ● किस नदी को ‘यूरोपीय व्यापार कीजीवन रेखा’ कहाजाता है— राइन नदी ● बंग्लादेश

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Why Does It Rain?

Before any creatures were living on land, your water was part of the ocean. The water we have on Earth has been here for a very, very long time, and

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CENTER STATE RELATIONS

Legislative relations: Parliament can make laws for the whole or any part of the territory of India. Only Parliament can make the law applicable to Indians

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SOUTH AMERICA

Introduction South America has three topographical regions: the Eastern region, western highlands, and Paraguayan region below the eastern region. In the north, llanos grasslands are

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NORTH AMERICA

Introduction The continent has Rocky mountain ranges on the western side and Appalachian mountains on the eastern coast. In between the ranges, the Great plains

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EUROPE

Introduction In the east the Ural mountains range is present. Then the north European plain was followed by a plateau and then the Iberian peninsula.

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AUSTRALIA

Introduction It is a Continent country with 6 states. It’s the Smallest continent but the largest island. The population of 24 million is highly urbanized

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AFRICA

Introduction Atlas mountain range is the only mountain range in Africa. It is to the north. Sahara, Namib, Lubian, Libyan, and the Kalahari Deserts are

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WEST ASIA

Introduction Saudi Arabia, Yemen, Oman, Iran, Iraq, Syria, Jordan, Lebanon, Israel, Turkey, Bahrain, and Qatar are countries. The Arabian peninsula is the largest in the

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CHINA AND JAPAN

China: Plateaus of china are Tibetan plateau, Yunnan plateau and loess plateau. 1/3rd of china is mountainous and 90% of china lives on the eastern

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INDIAN INDUSTRIES

EVOLUTION OF INDUSTRIES Industrial development is considered one of the important indicators of socioeconomic and human development. Before the rise of modern industries, India was

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LAND ISSUES IN INDIA

Introduction The net sown area is 141 million hectares. Per capita land holdings – 2 ha. World average – 2 ha. British-era land revenue system

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SOILS OF INDIA

Introduction Soils with different layers have different physical and chemical properties. The topmost layer is humus or organic matter, topsoil followed by a transition zone,

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WATER RESOURCES

Introduction Rain, rivers, lakes, and ponds are important sources of water in India. India receives 2nd highest rainfall for a country of its size. 1st is

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VEGETATION OF INDIA

Introduction Tropical Evergreen: They are located in North-East India, parts of Western Ghats, the Andaman and Nicobar, upper Assam, lower slopes of Eastern Himalayas, Odisha,

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INDIAN SEASONS

Introduction SEASONS IN INDIA Winter season, mid-December to mid-March Hot weather season, mid-March to May. The rainy season, June to September Season of retreating monsoon,

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RIVERS OF INDIA

Introduction THE DRAINAGE SYSTEM The drainage system is an integrated system of tributaries and a trunk stream that collects and funnel surface water to the

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WEATHER PHENOMENON

Introduction Weather v. Climate Weather changes frequently but Climate is the average atmospheric conditions of an area over a considerable time. The climate of temperate

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TYPES OF CLOUDS

Introduction Types of clouds: High clouds: Cirrus: indicate fair weather and a good sunset. Look fibrous or wispy. Cirrocumulus: Appear like a white globular mass.

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CLIMATOLOGY

Introduction During the early life of the earth, there was an abundance of hydrogen and helium. Extensive volcanism increased nitrogen, sulfur, water vapor, argon, and

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MOTION OF OCEANIC WATER

Waves: Wind pushes the water body. Then gravity pushes the crest downwards and falling water pulls the troughs upwards. The actual motion of water below the

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ISLANDS

Introduction Islands A piece of land surrounded by water on all sides. Generally formed of the following types: Continental islands: These islands were formally a part

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OCEANOGRAPHY

Introduction Ocean crust isn’t uniform or flat. It has higher diversity than the continental crust.  It is highly dense, thick crust, and basaltic. Oceanic crust is

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NATURAL CALAMITIES

Earthquakes Sudden movement or vibration in Earth’s crusts. It is due to the release of energy and active internal dynamism of the earth. Types: Shallow

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NATURAL CATASTROPHIC EVENTS

Introduction The major types of natural calamities are Volcanoes Earthquakes Tsunami Volcanoes: Volcanism and the causes of volcanism aren’t random. The areas of high volcanic

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LANDFORMS ON THE EARTH

Introduction Landforms on the earth are: Mountains Plateaus Plains Types of Landforms Mountains They are of two types: Block Mountains and Fold mountains. Mountain Building

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What is a Hurricane?

Each year, as summer turns to fall, hurricanes begin to appear. These large storms usually occur in the southern Atlantic Ocean, Caribbean Sea, Gulf of Mexico,

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