Notes and Study material for Exams
Elements of Climate and weather Climate is decided by a region’s climate system. A climate system has few major components: the Atmosphere, the layer, the cryosphere, and the land surface. The atmosphere is that the most variable a part of the climate system. The composition and movement of gases encompassing the planet will change … Read more
Energy Crisis The energy crisis is the concern that the world’s demands on the limited natural Resources that are used to power industrial Society are diminishing as the demand rises. These Natural Resources are in limited supply. While they do occur naturally, it can take hundreds of thousands of years to replenish the stores. Governments … Read more
Sources of Energy: Conventional and Nonconventional Sources – Energy is one of the most important component of economic Biomass. These substances can be burnt to produce heat energy which can be used in the generation of electricity. Thus, the energy produced from the biomass is known as biomass energy. There are three forms of biomass: … Read more
The major causes of the Environmental Degradation are modern Urbanization, industrialization, over-Population Growth, deforestation etc. Environmental pollution refers to the degradation of quality and quantity of natural Resources. Mahatma Gandhi’s principle of “enoughness” in his saying “the earth provides enough to satisfy every persons need but not for every person’s greed” According to World Commission … Read more
Electricity and its effects -electric intensity, potential, potential difference Electricity is the physical flow of electrons, referred to as an electrical current. Electricity is an energy carrier that efficiently delivers the energy found in primary sources to end users, who in turn convert it into energy Services. Electricity can be created in three … Read more
Here is a list of subtopics under the energy sector: Alternative energy Bioenergy Coal Electricity Energy efficiency Energy policy Energy storage Fossil fuels Nuclear energy The energy sector is a complex and ever-changing field. It encompasses a wide range of topics, from alternative energy sources to fossil fuels to nuclear power. In this article, we … Read more
Petroleum, natural gas, coal, nitrogen, uranium and water power are examples of conventional sources of energy. They’re also called non-renewable sources of energy and are mainly fossil fuels, except water power. Rising Growth of Population has created a tremendous pressure on the conventional Resources of energy and thus the Concept of Sustainable Development get prominent position. … Read more
Energy Management includes planning and operation of energy production and energy consumption units. Objectives are resource conservation, Climate protection and cost Savings, while the users have permanent access to the energy they need.The main objectives of energy management are resource conservation, climate protection and cost savings. The central task of energy management is to reduce costs for the provision of energy in … Read more
Energy security Energy security can be defined as “the uninterrupted availability of energy sources at an affordable price”. Energy security has many dimensions: long-term energy security mainly deals with timely investments to supply energy in line with economic developments and sustainable environmental needs. Short-term energy security focuses on the ability of the energy … Read more
Natural Resources are useful raw materials that we get from the Earth. They occur naturally, which means that humans cannot make Natural Resources. Instead, we use and modify natural resources in ways that are beneficial to us. The materials used in human-made objects are natural resources. Coal reserves : India has the fifth largest coal reserves in … Read more