Energy crisis and its environmental impact:
Energy might be stated as any property that can be formed from or converted into work. In today’s globe for any development and for all industrial operations, energy is a requirement. Life is absurd without energy. Energy production and energy consumption are the indicators of a country’s advancement. Light, Heat, electricity are various forms of energy. While energy drives the world, the energy produced and utilized affects environment on an exceptional scale. More population, fast industrialization, rose energy generation, over production, uncontrolled utilization and damages to environment are all inter-linked concerns. Major issues are gradually being converted into crisis threatening our endurance.Background history of energy usage:
Fire was perhaps the initial human energy technology. Charcoal from fires has been found at sites occupied by our early ancestors. Wind and waterpower have been utilized early as long. Muscle power given by domestic animals has been significant for agriculture. The invention of the steam engine, altogether with diminishing supplies of wood in industrializing countries caused a switch to coal as our main energy source in the nineteenth century. Coal in turn, has been substituted by oil in this century due to the easiness of shipping, storing and burning liquid fuels. Lately electricity and gas (petrol) has tainted the economic prosperity and lifestyle in most of the countries.
Renewable and non-renewable energy sources:
Energy sources which are being made available continuously are termed as renewable energy sources. Example, Wind energy, geothermal energy, solar energy, tidal energy, nuclear fusion, ocean currents, gobar gas, biomass and vegetable refuse and so on.
Non-renewable sources of energy – those sources, which are being accumulate in nature from a very long time period and can’t be substituted when they are exhausted. Example, Coal, petroleum, ores, timber, natural gas, electricity and so on. Fossil fuels such as petroleum, natural gas and coal are now providing around 95% of all commercial energy in the earth.
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