Water with its impurities removed is not the same as water from an underground source that flows out of the ground naturally. One is a process and the other is a source. Purification is removing impurities from water and that…
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Observation, mathematics, teamwork and good science track global warming. An all-important heat diffusion equation was developed during the late 1790s by the mathematician, Jean-Baptiste-Joseph Fourier. A man arrested, imprisoned and labeled a terrorist during the French “time of the guillotine.” Thankfully he survived….
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Purified water and Spring water are both widely sold to consumers and they are available in many grocery stores, shopping malls and other places that deal in the selling of foods consumed by humans. The consumer has the liberty to…
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Where are you right now as you read this article? Are you near the sea? Take a deep breath, lick your lips, and slide your foot over the ground. When you took a deep breath did you breathe in fresh…
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There has been a lot of talk about biomass and biofuels over the last few years, and while everyone is intrigued by the idea of producing a usable fuel alternative from waste materials or sustainable crops, the process may take…
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Cliffs are constantly being eroded by the sea. The waves throw pebbles, sand and rock against the cliff and over time it forms a cave (this process is called abrasion/corrosion). When back-to-back caves erode fully through a cliff through hydraulic…
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Since real estate is in the dumps, should builders go to the dump to get a leg up on cheap, sustainable building materials? Many people participate in using salvaged building materials or crafting makeshift housing out of things usually discarded….
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Coal is a fossil fuel that has been used for several hundred years. Most people have heard of coal and know that the Earths coal supplies are limited but they may not know how coal was formed. There are some…
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In recent years it has become fashionable to drink bottled water. Part of this trend is the convenience of not having to fill one’s own container. Another part is that chlorine and fluoride are added to tap water, which may…
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A moraine can be any of several types of earth formations, gently rolling hills, high ridges, deep valleys and lakes, are some of the forms they take. A moraine is caused by a glacier’s movement across the land. Think of…
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