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Environmental Issues

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Across
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a place where the hatching of fish or poultry eggs is artificially controlled for commercial purposes.
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(of a species, family, or other larger group) having no living members.
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he chemical element of atomic number 13, a light silvery-gray metal.
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a substance that pollutes something, especially water or the atmosphere.
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protect (something) by interposing material that prevents the loss of heat or the intrusion of sound.
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a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.
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a great ape with large ears, mainly black coloration, and lighter skin on the face, native to the forests of western and central Africa.
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a substance that provides nourishment essential for growth and the maintenance of life.
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a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
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plural form of fungus.any of a group of unicellular, multicellular, or syncytial spore-producing organisms feeding on organic matter, including molds, yeast, mushrooms, and toadstools.
Down
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the production and discharge of something, especially gas or radiation.
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the natural home or environment of an animal, plant, or other organism.
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a soft, wet, shapeless mass of material.
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risky; dangerous.
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make (something) impure by exposure to or addition of a poisonous or polluting substance.
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the process of eroding or being eroded by wind, water, or other natural agents.
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a member of an indigenous people of northern Canada and parts of Greenland and Alaska.