Notes and Study material for Exams
OUR Changing Earth: Our Changing Earth The Earth’s AtmosphereAtmosphere The Earth’s Water Cycle The Earth’s Climate The Earth’s Biosphere The Earth’s Resources The Earth’s Human Population The Earth’s Future Our Changing Earth Our Changing Earth The Earth is a dynamic planet, constantly changing and evolving. The Atmosphere, water cycle, climate, biosphere, resources, and human population … Read more
The atmospheric disturbances which involve a closed circulation about a low pressure centre, anticlockwise in the northern Atmosphere and clockwise in the southern hemisphere are called Evaporation and Condensation: dew, frost, fog, mist and cloud, rainfall types Evaporation Evaporation is the process of which water changes from its liquid state to gaseous form. This … Read more
Climatic Elements as factors of crop Growth The climatic factors are abiotic or non-living components of the environmental factors (outside of genetic factors) that affect plant growth and development. They are elements of Climate. There are other abiotic environmental factors, that is, topography and Soil, which are treated in a separate page. Under … Read more
The General Circulation of the Atmosphere: A Symphony of Winds and Weather The Earth’s atmosphere is a dynamic system, constantly in motion, driven by the uneven distribution of solar energy and the planet’s rotation. This movement, known as the general circulation of the atmosphere, is a complex interplay of winds, pressure systems, and temperature gradients … Read more
The Atmospheric Disturbances which involve a closed circulation about a low pressure centre, anticlockwise in the northern Atmosphere and clockwise in the southern hemisphere are called Evaporation and Condensation: dew, frost, fog, mist and cloud, rainfall types Evaporation Evaporation is the process of which water changes from its liquid state to gaseous … Read more
An increase in the Average temperature of Earth’s near surface air and Oceans since the mid-20thcentury 4thassessment report of IPCC: global temperature increased 74+18 degree C during the 20thcentury. Caused by greenhouse gases Water vapour, Co2, Methane, Nitrous Oxide, Ozone, CFCs (in order of abundance) Since the Industrial revolution, the burning of fossil fuels has increased … Read more
An Atmosphere is a layer of gases surrounding a planet or other material body, that is held in place by the gravity of that body. Many of the planets in this Solar System have atmospheres, but none that we know of have an atmosphere quite like ours – one that can support life. The … Read more
Applications of Space Technology in India agriculture Information on crop statistics is required for planning and DECISION MAKING purposes, such as, distribution and storage of food grains, Govt. policies, pricing, procurement and Food Security and so on. Ministry of Agriculture and Farmers’ Welfare effectively uses contemporary techniques of satellite remote sensing in such … Read more
1.The Marathas were Scindia (Gwalior), Holkar (Indore), Gaekwar (Baroda), Bhonsle (Nagpur). 2.Sawai Jai Singh of Amer (Jaipur) had Euclid’s ‘Elements of Geometry) & several works on Trigonometry were translated into Sanskrit. Banda Bairagi was baptised as Banda Singh Bahadur by Guru Gobind Singh. 3.Alfonso d’ Albuquerque came to India as The Portuguese … Read more
El Nino El Niño is the name given to the occasional development of warm ocean surface waters along the coast of Ecuador and Peru. When this warming occurs the usual upwelling of cold, nutrient rich deep ocean water is significantly reduced. El Niño normally occurs around Christmas and usually lasts for a few weeks to a few months. Sometimes … Read more