Outline Since the discovery of the existence of other physical bodies in the universe, scientists have spent most of their time in the laboratories looking for ways and means of critically studying these bodies. For that reason equipments have been made and signals placed in them to make it possible for the scientist to perceive what is taking place in...
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Earth is a planet with an ecosystem composed of four domains: atmosphere, hydrosphere, lithosphere, and biosphere. They represent air, water, land and life respectively. Each of these spheres is important in making Earth what it is now: the only planet in the solar system that can support life (Rosenberg, 2020). Each place on earth has a unique distribution of characteristics...
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We humans are engaged in a variety of behaviors that are antagonistic, destructive, and catastrophic to our own kind and to our nature. Those performances have very devastating impact in human nature and to our one of a kind environment. We are dependent of inhumane behaviors that involve deforestation, mining, destruction of animal habitat, intensive pollutionary works, urbanization, and perilous...
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Wind energy is the latest non-solar energy source, which is widely used. In many parts of the United States, the wind’s patterns and speeds vary because of the differences in terrain, vegetation, presence and size of water bodies (Aissaoui and Tahour 31). Wind power has many purposes in daily living, including electricity, kite flying, and sailing. The future tends to...
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From massive wind farms generating power to small turbines powering a single home, wind turbines around the globe generate clean electricity for a variety of power needs. In the United States, wind turbines are becoming a common sight. Since the turn of the century, total U.S. wind power capacity has increased more than 24-fold. Currently, there’s enough wind power capacity...
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One week on from Nepal’s massive earthquake, the situation remains grim: the thousands dead or injured; the homeless children, numbering in the millions, all in need. The quake couldn’t have come at a worse time, we’re told—as the seasons are changing, the danger of landslides and monsoons only makes the chances of getting to victims even harder, if not impossible....
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Thesis of the Book The thesis of this book is a personal account of Mount Everest disaster in which the author had taken part, but it had turned out to be tragic in which he had lost some of his climbing partners as the disaster unfolded. Although the book has many themes that unfold as the story continues, the theme...
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Ocean Trash is a lot of trash in the ocean and it is affecting animals and humans. It is very sad how this can hurt the environment by a man made mistake. Ocean Trash is debris from and land that gets taken away to the ocean and kills millions of animals. Ocean Trash is usually abandoned and know one cares...
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Introduction Millions of people around the globe continue celebrating their achievements in the fields of technology, business, health care, and education. Certain steps have already been taken to improve the quality of life and create the best living conditions on the ground. However, society usually forgets that about 70% of the planet is covered by oceans that remain one of...
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The underwater environment consists of both biotic and abiotic sounds that closely related to reproduction and survival of marine organisms (Slabbekoorn et al., 2010).Biotic sounds are produced by living, non-human sources such marine mammals, fish and invertebrates, as for odontocetes (toothed whaled, dolphins and porpoises) where the sound generated by high-pressure air being blown over a bone structure called as...
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Intro Environmental change and management uses the concepts of environment, change, interconnection and sustainability to investigate the nature and extent of human-induced environmental changes that challenge sustainability While it is true that there are a lot of factors that influence the change in our environment such as pollution, degradation, erosion, alien introduction and climate change. The main one is human...
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We live on a blue planet, with oceans and seas covering more than 70 per cent of the Earth’s surface. Oceans feed us, regulate our climate, and generate most of the oxygen we breathe. We can make a long list of how the oceans and marine life are important to us. Oceans cover more than 70 per cent of the...
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Indian ocean has gained the world’s attention due to its strategic importance in terms of economic and geo-politic. It is the the third-largest of the world’s ocean. It is sirrounded by three lands on it sides, in the west by the eastern and soithern parts of Afroca and the south-western part of Asia, in the north by southern Asia and...
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Since the surface of the Earth is far from being even, the distribution of oceans is not quite equal between the two hemispheres. Taking a closer look at the map, one will see that the Southern Hemisphere (206 x 106 km2) has more water resources than the North one (154 x 106 km2) (Distribution of Water and Land Between Parallels...
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Ocean mapping consists of different techniques and resolutions of quality all of which have benefits. 100% of the ocean seafloor has been mapped with a horizonal resolution of 1 to 12 kilometres by the Geosat and ERS-1 spacecraft (Smith and Sandwell 1997). However less than 10% of the global ocean has been mapped by sonar technology (NOAA 2018). Although the...
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What is ocean warming? Ocean warming is induced by rising levels of greenhouse gases preventing heat radiated from the Earth's surface from escaping as freely as it once did. The majority of the excess heat in the atmosphere is returned to the ocean. Since the 1970s, the oceans have absorbed over 93 per cent of the excess heat dispersed from...
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Nonpoint-source pollution is the cumulative result of our everyday personal actions and our local land use policies. Here’s a brief rundown on the major types of pollutants carried by runoff. Pathogens Pathogens are disease causing microorganisms, such as bacteria and viruses that come from the fecal waste of animals and humans. Pathogens wash off the land from wild animal, farm...
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Baikal is a miracle of nature. And now I’ll tell you why. Each person is endowed with the ability to admire nature. Perhaps there are few things in our everyday life that could instantly transform our way of thinking or the current mood. Only nature can do it. Even without realizing the impact that nature has on us, we instinctively...
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The lake was glimmering in the callow light of dawn. Local legend had it that a giant hand had scooped out a gash of rock aeons ago. Then a great heap of argent-silver was moulded and poured into it, hemmed in by precipitous hills. A broad span of Tuscany-blue sky was slashed above it, making it appear like nature’s amphitheatre....
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Imagine a world where you can’t afford electricity for your home. Gas for a car is $15 a gallon and only rich people and upper-middle-class can maintain a vehicle. Imagine a planet that isn’t green anymore. It is truly terrifying to think about the earth dying, and we are the only ones who can preserve the Earth’s magnificent beauty. Think...
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Every year we emit 6511 metric tonnes of carbon into Earth's atmosphere. This would make the temperature of our cherished planet to increase significantly. If the global temperature rises by two degrees, mountain glaciers and mountain regions will start to see more landslides as the permafrost that held them together melts. This will also cause floods, droughts, bushfires and cyclones...
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Imagine having a pile of plastic bottles in your backyard. Disgusting right? That’s exactly what we’re doing though, we don’t have piles of it in our backyards yet, no but we are polluting the habitats of animals and soon if plastic bottles aren't banned, it won't be very long till we see those bottles everywhere including our homes. I agree,...
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First and foremost, the sun, moon, earth, and gravity all play crucial roles in our solar system. Second, the Sun is the primary star of the Solar System. Next, the Moon is the only true celestial satellite of Earth. Then, the Earth is the third planet from the Sun and the only known astronomical entity capable of supporting life. Lastly,...
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A biome is a community of flora and fauna that have common characteristics for the environment they exist in. Biomes are very large ecological areas on the Earth's surface and are often defined by abiotic factors such as climate, temperature, relief, geology, soils and vegetation. Biomes have a crucial role in sustaining life on Earth. Grasslands are large terrains consisting...
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Introduction Senecio madagascariensis Poiret (fireweed) is an short-lived or daisy-like annual herb with abundant branched stem that grows from 10 to 70 cm in height. Fireweed is native to Madagascar and Southern Africa and it was first introduced in the Hunter Valley in Australia by 1918 (Department of Agriculture and Fisheries QLD, 2017) and large spread and infest in Hawaii(USA),...
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World's largest rain forest, Amazon has been burning for over 16 days now and holds the risk of burning out completely. Contributing almost 20 percent of the earth’s oxygen, the rainforest is in a major loss of trees and biodiversity. It will get completely burned out if it is not put out soon. The impact of the fire can already...
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There's a reason nutritionists recommend drinking at least 8 glasses of water per day while limiting soda — or better yet, avoiding it altogether. Water is calorie-free, hydrating and the benefits are many. Soda is loaded with sugar and calories but does nothing for your health. While the sweetness of the carbonated beverage may be enticing, ditch the soda pop...
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It is true that water is considered as a natural resource that has been gifted for the whole human being. Therefore , it is argued that authorities should prohibit the selling of processed water in bottle. In my opinion, I totally disagree with the aforementioned assertion for relevant reasons. There are several reasons why it's very crucial to maintain the...
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Warren in 1971 concisely defined water pollution as 'any impairment of the suitability of water for any of its beneficial uses, actual or potential, by mancaused changes in the quality of water'. Nairobi River flowing through Kenya's capital city provides an excellent example of a heavily polluted river. River pollution problems are common in developed countries with highly industrialised societies....
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“Water is essential for life and for all human activities but also for preserving the environment and its resources” (Benedini & Tsakiris, 2013). In many countries around the world water scarcity is a growing issue, with factors such as urbanisation, population increase, intensification of agriculture, and climate change putting increasing stress upon existing supply’s of fresh water. For much of...
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