Animal Kingdom The animal kingdom is a taxonomic kingdom composed of multicellular‚ eukaryotic organisms. Mostly‚ their body structures become fixed as they develop‚ yet still some organisms in this kingdom have the ability to undergo metamorphosis. The majority of these organisms are motile‚ which means they can move on their own and with spontaneity. All animals are heterotrophic‚ which implies that they depend on other organisms for food. Animals live in places that provide their necessities
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Water Pollution: Causes‚ Effects‚ and Prevention What would you say the most valuable thing on earth is? Many people would quickly answer that something with monetary value‚ like oil or gold‚ would be the most valuable thing on earth. However‚ humans are able to live‚ and have lived‚ without utilizing these things for many years. There is a thing that every living being‚ creature‚ and plant on earth could not survive without. It is one of our most basic needs‚ and yet we take it for granted so
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Bianca Rozenblad | The Human Connected Water Crisis | Energy & the environment Action Plan | | Bianca | 4/12/2012 | | Bianca Rozenblad Dr. Schroth Environmental Action Plan: World Water Crisis 12 April 2012 “I am thirsty” I said last night while I was sleeping. So because I was thirsty I walked two steps to my fridge and got some water out of my water filtered pitcher. Then poured some water into a cup‚ drank it and fell back to sleep. I did with little effort. Sadly I
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numerous endangered or nearly extinct species. 2010 is the international year of biodiversity and also important forwater. Although rivers and lakesmake up only 1% of the globe‘s land area‚ freshwater ecosystems host a disproportionally rich diversity of species. Some 40% of Natura 2000 sites contain freshwater habitats‚ and many more terrestrial habitats are waterdependent. Likewise‚ 70% of protected habitats and
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contributes. But to be healthier‚ you should still drink water and less juice. Lots of water. Oceans. Seas. Lakes. All of these are bodies of water. But out of ALL the bodies of water‚ only 3% of it is freshwater? That means only 3% of ALL the water in the WORLD is drinkable‚ and 2% of the worlds freshwater is trapped in glaciers‚ leaving only 1% in lakes and rivers. That’s why it’s even more important for all of us to conserve waterand not be wasteful
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saltwater‚ secrete ions through gills and excrete urine concentrated with ions. Freshwater Fish * Most have a mesonephric kidney * Body fluid h higher ion concentrations * Water tends to enter the fish causing excess hydration. * Ions move out of fish * Do not drink much water‚ absorb ions through gills and excrete large amounts of dilute urine. Amphibians * Similar kidney to freshwater fish * Take up ions and water in what they eat and drink‚ through skin and through
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Groundwater Use and Overuse The biggest reservoir of fresh‚ liquid water on earth is groundwater. There is more than 20 times as much water stored within the ground as in all the lakes and rivers combined. In many parts of the world‚ agricultural‚ industrial‚ and domestic water demands can only be met by pumping water out of the ground. As you’ll see in the diagram below‚ wells work only if they penetrate the water table - the name given to the subsurface boundary that separates saturated and
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Cited: "Corals?" NOAA N.p.‚ n.d. Web. 07 Mar. 2013. "Freshwater Fish." Animal Planet. N.p.‚ n.d. Web. 07 Mar. 2013. "LUDWIGIA SEDOIDES." Aquaticplantcentral. N.p.‚ n.d. Web. 07 Mar. 2013. Melina‚ Remy. "Can Saltwater Fish Live in Fresh Water?" LifesLittleMysteries. N.p.‚ 28 Sept. 2012. Web. 07 Mar. 2013 "Pirarucu
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GEOG1003 Contemporary Global Environmental Issues (6 credits) Course Teacher: Dr M Hart Office: Room 218‚ Hui Oi Chow Science Building Phone: 2241 5459 Email: mhart@hku.hk Objectives This course introduces a number of major global environmental issues and links them to contemporary socio-economic and political considerations while maintaining a geographical perspective. Course Synopsis Recent decades have been characterized by increasing awareness of environmental issues and the need to come to
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Water is composed of Oxygen and Hydrogen. It is found in wells‚ springs‚ ponds‚ rivers‚ canals and oceans. About one fourth of the earth is covered with water. It is obtained mainly from the rains. Water is really a precious gift of Nature. It has no taste‚ no smell‚ and no colour. The other name of water is life. We cannot live without water. We drink it‚ cook our food with it‚ bathe in it‚ and wash our body and things with it. The farmers need water for growing crops or plants. With water‚ the
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