Although earth is surrounded by water in its three fourth area yet drinking water has a scarcity. All main source of portable water like rivers, lakes, ponds, even wells have been polluted by various dangerous chemical and biological wastes. The coagulated mixture of dirt, sewage and industrial waste pollutes the river water on whose bank the factories are established. The harmful fertilizers and insectices even seep through the earth and pollute the ground water.
The polluted water supply results in epidemic like cholera, jaundice and gastroenteritis etcs. Soil is also being polluted in various ways. Soil pollution usually results from the disposal of solid and semisolid wastes from agricultural practices and unsanitary habits. Excessive use of pesticides, fertilizers and manures resulting in both biological and chemical contamination.
Rapid industrialization and urbanization has disposed various solid and semisolid wastes at different places polluting soil as well as air and water. Apart from this, direct pollution of land by pathogenic organisms is also a of major importance.
Thus, soil is getting heavily polluted day by day by hazardous materials and micro-organisms which enter food chain or water and are consequently ingested by man. As a result, there are numerous health problems like dysentery, cholera and paratyphoid fever. Increased use of plastics, politeness and other non-degradable products has led to the problem of their disposal.
Besides air, water and soil pollution, today we face noise pollution. The constant din and bustle of city life, frequent playing of loud speakers even in odd hours, constant playing of radios and televisions, ceaseless loud sound of vehicles deafen us in day time. Research has shown that noise pollution is capable of causing ulcers, abortions, cardiovascular diseases and hypertension besides several mental disorders.
Food pollution is another problem we have been facing everyday. We suffer from several diseases because of the polluted food items that we take. After the advent of nuclear weapons the exposure level of ionizing radiations has been increased which is hazardous to people. The ill-effects due to radioactive pollution are cancers, genetic damage and mutations leading to abnormal birth.
That is what going to happen if you just concentrate on the economy and ignore the environment. However, it is believed that in order to have a clean environment, you will have to spend a lot of money. As the country grew and expanded, the American people where always one to push their bounds. In , we proudly, defied England's proclamation of the year, and settled west of the Appalachian mountains.
A little later, the westward people pushed Indians, animals, and society to a place where no American person had gone before. But all the while, one important factor determined where they transpor. With the rapid growth of our global population pouring into the next millennium, we will witness an ever-growing hunger rate around the world. That is unless we call for a revolution on the global scale.
The Green Revolution which already sprouted in the early part of the century only need to add a bit more momentum and we will see a bright future for the human race, a future without hunger and st.
Wind is air in motion. It is caused by the uneven heating of the earth's surface by the sun. Since the earth's surface is made of different types of land and water, it absorbs the sun's heat at different rates.
During the day, the air above the land heats up more quickly than the air over water. The warm air over the land expands and rises, and the heavier, cooler air rushes in to take its plac. Millions of years ago, the remains of plants and animals decayed and built up in thick layers. This decayed matter from plants and animals is called organic material it was once alive. Over time, the mud and soil changed to rock, covered the organic material and trapped it beneath the rock.
Pressure and heat changed some of this organic material into coal, some into oil petroleum , and some in. Mount Everest is the highest mountain in the world.
Its elevation of 29, feet 8, meters was detonated using GPS satellite equipment on May 5, The National Geographic Society has confirmed the new elevation. Climate change is likely to threaten all life forms on earth including plants and animals. The degree of sensitivity will, however, vary from one species to the other. Changes in temperature and perceptive patterns will affect several weather sensitive sectors like agriculture, forestry, water resources and coasts.
The impact of these changes will also be felt on human systems affecting human heal. An agricultural region is defined as an area having homogeneity in relief, soil type, climatic conditions, farming practices, crops produced and crop association. India is endowed with diverse agro-climatic conditions capable of producing almost all kinds of agricultural produce in one or the other region. Several scholars have attempted to delineate the agricultural regions of India, the promi. On a scale from Right to Left, right being absolute anthropocentric and the left being the realm of eco-terrorists, I would say that I fall somewhere just to the left of middle.
I am a businessman and I believe that profit is number one. I am a citizen of this planet and I strongly believe that drastic measures must be taken to protect it.
To most people the preceding statements seem contradictory. Land, a non-renewable resource, is central to all primary production systems.
Over the years, the country's landmass has suffered from different types of degradations. Degradation of land is caused by biotic and abiotic pressures. An ever-increasing population places enormous demands on land resources. This is particularly acute in India, which has only 2. A landslide is the rapid sliding of large masses of bed rocks or regoliths.
Whenever mountain slopes are steep there is a possibility of large disastrous landslide. Landslides are triggered by earthquakes or sudden rock failures. They can also result when the base of a slope is over steepened by excavation or river erosion. Severe earthquakes in mountainous regions are a major cause of landslid. Drought can occur in any area regardless of the amount of rainfall the area may receive or irrespective of its scientific and social advancement, it can occur in small pockets or over a large area.
Drought can occur at any time and cause scarcity of water for drinking, irrigation, industry and urban needs. Drought causes deficiency in soil moisture and makes the land unproductive. The human impact on natural environment is one of the most pressing issues of contemporary times and a subject of discussion.
In geographical literature, the ways in which human beings have changed and are changing the face of the earth and the human role in the natural processes and systems have drawn the attention not only of natural scientists but also of social scientists as well as of plan.
In India grasslands are found in wet soils, in salt belt and in the hilly region. There are 60 species of perennial grasses, which make up the fragile ecosystem that supports our cattle.
Pastures and grasslands are spread over an area of about Other grazing lands are found under tree crops and groves, on wastelands and fallow lands which cover 3. The removal of soil by running water and wind is known as soil erosion. The soil-forming process and the erosional process of running water and wind are continuous.
Generally, there is a balance between these two processes. The rate of removal of fine particles from the surface is the same as the rate of addition of particles to the soil layer. Sometimes such a balance is disturbed by natural o.
The Himalayan and the Alpine mountain building process is now better explained with the help of the Theory of Plate Tectonics. This theory has replaced the former geosynclinals theory of mountain building.
The marine environment of seas and oceans is large, occupying 70 per cent of the earth's surface. The volume of surface area of marine environment lighted by the sun is small in comparison to the total volume of water involved. This and the dilute solution of nutrients limit production. It is deep, in places nearly more than 6 kilometers. All the seas are interconnected by currents, dominated b. To write effective environmental essays, it is best to seek custom essay writing services that provide you with quality essays at affordable rates.
The sharp rise in environmental problems and their catastrophic impact have been of great concern to all. Schools and institutes across the globe are trying to make students aware of the various environmental problems and ways to resolve them. For instance, writing an environmental problems essay calls for basic understanding and thorough research on the problem.
That is, when writing on global warming, students must cover the exact meaning of the term, its negative impacts, the factors causing it and steps needed to prevent it; this enhances their understanding and sensitivity towards the environment. An environmental problems essay must also focus on how to encourage people to protect their environment, and the benefits of such an endeavor.
Environmental issues and concerns will impact all lives on the earth. So, it is imperative for us to understand environmental issues, factors causing them and finding ways to improve our environment. Our awareness about environmental issues, which include loss of biodiversity, global warming, and the need for animal and plant conservation, can help in saving the planet and maintain life.
To write an essay on environmental issues that covers all key aspects in a simple and easy language, seek the services of expert custom writing professionals and submit your environmental issues essay well in time. The contamination of air, water and land due to the careless disposal of waste is a major cause of environmental pollution.
Urgent steps must be taken to reduce the amount of man-made wastes. This can be achieved by informing people about the hazards of environmental pollution and offering ways for improving the environment. In an environmental pollution essay, students can focus on the man-made wastes and its affect on the environment.
Supporting figures and data must also be included for an effective environmental pollution essay.
Biotechnology and Environmental Conservation Essay - As human populations rise, and industries increase in number, the by-products of human and industrial existence also increase. The need to conserve the environment today is very urgent.
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Conservation of the environment Essay Protection of the environment is very important as the world moves into a new era. This new era also seems to be presenting us with many major environmental issues. Environmental Conservation Essay Primate Conservation Paper - Words Primate Conservation Paper Our closest living relatives, the primates, are slowly going extinct due to our artificial need for an overabundance of resources.