The polar bear‚ also known as the white bear‚ northern bear‚ or sea bear‚ is a large bear native to the Arctic. It is one of the two largest land carnivore species and the top predator within its area. It is well adapted to its habitat: it has thick blubber and fur to insulate to it against the cold as well as white colored fur that camouflages it from its prey. The polar bear hunts well on land‚ on the sea ice‚ as well as in the water. The polar bear is a circumpolar species found in and around
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Payments for Ecosystem Services Ecosystems purify our air and water‚ help to control our climate and provide goods and services that are often impossible to replace. However‚ many ecosystems are under threat. As the world’s population continues to grow‚ consumption of food‚ water‚ and other materials increases and the ecosystems that provide for these needs are being over-burdened and in some cases destroyed. The concept of Payments for Ecosystem Services (PES) - also refered to as Payments for
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Climate Change Effects on Artic Polar Bears Kenneth Halvorsen COM/156 09/30/2012 Jocelyn Henson Climate Change Effects on Artic Polar Bears Climate warming and ecological changes have caused a significant threat to the declining population of polar bears in the Arctic which is affecting human habitats Polar bears‚ the largest of the terrestrial carnivores‚ live on the Arctic ice for the majority of the year. The icy habitat allows polar bears to hunt for their primary prey - seals.
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A. Social Facts Durkheim defined social facts as things external to‚ and coercive of‚ the actor. These are created from collective forces and do not emanate from the individual (Hadden‚ p. 104). While they may not seem to be observable‚ social facts are things‚ and "are to be studied empirically‚ not philosophically" (Ritzer‚ p. 78). They cannot be deduced from pure reason or thought‚ but require a study of history and society in order to observe their effects and understand the nature of these
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into the recent trends in power transmission engineering‚ FACTS and HVDC. The first part of our presentation starts with a quick idea of FACTS. FACTS is defined as a power electronic based system and other static equipment that provide control of one or more AC transmission system parameters to enhance controllability and increase the power transfer capability. This paper also deals with the basic concept involved in the usage of FACT controllers which are capable of controlling up to three system
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barrier will slow you down. In America‚ we love sugary drinks even though we know it’s harmful to the human body. We can’t resist. Labels already exist on food and drinks with nutritional facts that may be ignore. It’s better not to have labels on sweet drinks. My three reasons are many ignore nutritional facts‚ sugar not the only cause of obesity and having the opposite effect on labels. Too many warnings could potentially have the opposite effect. Most consumers will continue to buy sweet drinks
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“Did you know?” Some interesting facts about the environment This is a News item written on July 30‚ 2007 by admin This week’s blog will be a little different than the rest‚ to keep you (and myself) entertained. Here are some things that you may or may not have known about the environment—ok‚ some of them are fun but some of them are scary. What did you expect?? 1. Recycling one aluminum can saves enough energy to run a TV for three hours. 2. During the time it takes you to read this
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Food Web Diagram Shatavia Hunt BIO/101 December 8‚ 2014 Michael Shunk Food Web Diagram The Everglades Ecosystem There are many types of organism‚ plants and animals that live in Everglades which makes up that ecosystem. Organisms like Algae‚ Swamp Lily and Saw Grass that are producers. Then there are the Primary Consumers Florida Apple Snails‚ White Tail Deers‚ Mosquitofish and Green Sea Turtles. Next‚ there are the secondary consumers Snail Kite‚ Great Blue Heron‚ Opossum and Raccoon. The
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Onion nutrition facts Can you imagine a recipe without the Onions? This wonderful bulb vegetable‚ one of the oldest edible sources known to humankind‚ is found in a bewildering array of recipes and preparations‚ be it your favorite salad‚ or mouth-watering gravy or curries. It has also been in used in traditional medicines since ancient times for its health promoting and curative properties. Botanically‚ the vegetable belongs to the Alliaceae family of the genus‚ Allium and known scientifically
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than the occasional meteor that brings with it new matter. It is therefore important that the recycling of these chemical elements is efficient. Autotrophs are the basis of almost all ecosystems. The rate that autotrophs produce and transfer energy is vital to the capacity of organisms that can inhabit these ecosystems. To understand the rates in which certain species’ leaves decay and release the energy stored within them can demonstrate how quickly the energy becomes available to organisms in higher
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