Notes and Study material for Exams
Atmospheric humidity, which is the amount of water vapour or moisture in the air, is another leading climatic element, as is Precipitation. All forms of precipitation, including drizzle, rain, snow, ice crystals, and hail, are produced as a result of the condensation of atmospheric moisture that forms clouds in which some of the … Read more
Weather forecast There are two ways for weather forcasting: Short-range forecasting Meteorologists can make somewhat longer-term forecasts (those for 6, 12, 24, or even 48 hours) with considerable skill because they are able to measure and predict atmospheric conditions for large areas by computer. Using models that apply their accumulated expert knowledge quickly, accurately, and … Read more
Acid Rain Acid rain is a rain or any other form of precipitation that is unusually acidic, meaning that it has elevated levels of hydrogen ions (low pH). It can have harmful effects on plants, aquatic animals, and infrastructure. Acid rain is caused by emissions of sulfur dioxide and nitrogen oxides, which react with water, … Read more
Navigating the Fury: Understanding Heat Waves The Earth is warming, and with it, the frequency and intensity of heat waves are on the rise. These periods of extreme heat, lasting days or even weeks, pose a significant threat to human health, infrastructure, and ecosystems. Understanding the science behind heat waves, their impacts, and the strategies … Read more
The Chilling Reality: Understanding Cold Waves Cold waves, those periods of unusually low temperatures that grip regions for days or even weeks, are a stark reminder of the power of nature. While often associated with winter, cold waves can occur at any time of year, bringing with them a host of challenges and risks. This … Read more
Evaporation: The Unsung Hero of the Water Cycle Evaporation, the process by which a liquid transforms into a gas, is a fundamental phenomenon in nature. It plays a crucial role in the water cycle, driving weather patterns, shaping landscapes, and sustaining life. This seemingly simple process is a complex interplay of energy, temperature, and atmospheric … Read more
Climatology: Unraveling the Secrets of Earth’s Climate System Climatology, the study of Earth’s climate, is a multifaceted and essential field that delves into the intricate workings of our planet’s atmosphere, oceans, and land surfaces. It encompasses the analysis of long-term weather patterns, the identification of climate change drivers, and the prediction of future climate scenarios. … 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 decision making. … Read more
Flood and Drought Occurrence Drought Drought is a complex, slow-onset phenomenon of ecological challenge that affects people more than any other natural hazards by causing serious economic, social and environmental losses in both developing and developed countries. The period of unusual dryness (i.e. drought) is a normal feature of the Climate and weather … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Water cycle, also called hydrologic cycle, cycle that involves the continuous circulation of water in the Earth-Atmosphere system. Of the many processes involved in the water cycle, the most important are Evaporation, Transpiration, condensation, Precipitation, and runoff. Although the total amount of water within the cycle … Read more