1. Coal, petroleum, natural gas, and oil shale are all recognized as fossil fuels as they occur within the residue of ancient life buried deep inside the crust. Coal is often a combustible organic rock composed mainly of carbon, hydrogen, and oxygen. Coal is burned to make energy and is utilized to generate steel. It's also an key source of chemicals employed to build medicine, fertilizers, pesticides, and electricity. Coal is as well used within the steel market. Nevertheless, petroleum, naturally occurring oily, is a bituminous liquid made up of different organic chemicals. It is observed in big quantities underneath the surface of Earth and is used being a fuel and as a raw material inside chemical industry Key use of oil is for mobility purposes. Petroleum and its derivatives are used in the production of medicines and fertilizers, foodstuffs plastics, building materials, paints, and cloth and to build electricity too. Lastly, natural Gas is a flammable gaseous mixture composed mostly of hydrocarbons. Natural gas is utilized each as being a fuel and being a raw material within the manufacture of chemicals. As a residential fuel, it's burned in furnaces, water heaters, cooking stoves, and clothes dryers. As an industrial fuel, it is burned in kilns utilized to bake bricks and ceramic tiles and to produce cement. It is also utilized for making steam in water boilers and being a source of heat in glass doing and food processing.
Yet, these three sources also have its drawbacks. Coal miners deal using a whole lot of perils like toxic or explosive gases, harmful coal dust, and fires. When it comes to oil technology, i is expected that some additional innovations will arrive up from the future and new technologies will likely be made that enable the recovery efficiency from already known resources to be increased. Nearly no anticipation exists between experts, though, that discoveries and innovations will expand the availability of cheap crude oil much ahead of that period. One key disadvantage of natural gas is its constituent, the contaminants . The contaminants can harm production and transportation equipment. If burned, the contaminants can also create environmental harms like air pollution and acid rain.
2 . Numerous folks opt to move from rural to urban areas in quest of improving their well-being. What usually causes the demographic shift are the hope to have great education simply because most rural areas don't have schools in their areas, the optimism to acquire a work and to experience modern-day technology particularly inside field of medicine.
Yet , time and once again, they continue becoming stuck in poverty. Prevalent violence, flimsy housing, and dirty living problems, as well as hunger and malnutrition, result in these people to return back to rural areas.
3 . To reduce consumption of water, energy and other resources, one have to observe natural resources conservation.
a . In school , use each sides of writing. Usually have a container inside the classroom for scratch s. Once it's full, recycle it..

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