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facundo pérez y sebastián zoppi

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the earth our home the environment our responsibility index glossary 3 survey b 4 holidays and the environment 4 the animal s letter 5 global warming threatens to kill off a million species 5 causes and possible solutions of water pollution and air pollution 6 página 2 de 7 pérez y zoppi

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the earth our home the environment our responsibility glossary acid rain n acid rain is a rain or any other precipitation that is unusually acidic e.g acid rain can have harmful effects on plants aquatic animals and infrastructure alternative energy n the alternative energy is the name of the others ways of supplying energy e.g solar power cfc s n chlorofluorocarbons e.g deodorants have cfc deforestation n the removal of trees e.g deforestation is a menace for forests environment n place where people live e.g take care of environment global warming n refers to the rising average temperature of earth s atmosphere and oceans e.g the global warming is produced by increasing concentrations of greenhouse gasses greenhouse effect n is a process by which thermal radiation from a planetary surface is absorbed by atmospheric greenhouse gases e.g smog causes greenhouse effect pollution n the act of pollution the introduction of contaminants into a natural environment e.g toxic pollution poses health risks to over 100 million people recycling n v recycling is the processing used materials waste into new products e.g people recycling paper recycled materials waste n v spend extravagantly e.g factory waste wasting resources página 3 de 7 pérez y zoppi

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the earth our home the environment our responsibility survey b whole class survey b ­ holidays and the environment 1 have you seen wild animals while on holiday in the last week 2 have you stayed in a large hotel resort in the last year 3 have you stayed with a local family while on holiday in the last two weeks 4 have you bought locally made gifts in the last month 5 have you learned about areas of natural beauty in the last three month 6 have you gone to the see on holiday in the last four years yes 0 0 0 5 2 5 no 6 6 6 1 4 1 to the class from y.m.c.a subject environment holidays and the environment introduction a survey was carried out in our group to find out how green people are in the holidays findings the results of the survey show that none of the people have seen wild animals while on holidays in the last week and only a few people have learned about areas of nature beauty in the last three month none of the people have stayed in a large hotel resort in the last year or have stayed with a local family while on holiday in the last two weeks most of the people have bought locally made gifts in the last month and have gone to the see on holidays in the last four years conclusions the result of the survey suggests that some of the people are the greenest of all 7 6 5 4 3 2 1 0 yes no 1 have 2 have 3 have 4 have 5 have 6 have you seen you stayed you stayed you bought you you gone wild in a large with a local locally learned to the see animals hotel family made gifts about on holiday while on resort in while on in the last areas of in the last holiday in the last holiday in month natural four the last year the last two beauty in years week weeks the last página 4 de 7 three pérez y zoppi months?

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the earth our home the environment our responsibility the animal s letter the text is about how human beings destroy natural habitat it s a letter from an animal that starts saying human beings aren t animals because an animal wouldn t do what we have done for such a long time the animal explains how they suffer and feel humans beings chase animals and hunt them for pleasure or sports also the animal was complains about falling trees introducing foreign species of plants an animals and poisoned the air and water finally the animals were saying for free life and no more death it only wishes us wisdom to be able to see the terrible things we have done to the earth to stop animals death we have to be aware of what s happening to the animals and improve their lives global warming threatens to kill off a million species the greenhouse effect is dangerous because it holds the rays of the sun that reach the earth scientist found that during the next fifty years about 25 of land animals and plants will become extinct it s too late to save many animals and plants but if we control greenhouse gases now we could save many more plants and animals from extinction animals in mountainous regions have a better chance of survival because they can move uphill to get cooler one of the plants in danger of extinction is the national flower of south africa seventy species of trees in brazil could become extinct and in mexico more than 30 of species were in danger of extinction if people continue to burn oil coal and gas at the same rate as today about 30 of all life forms will become extinct by 2050 página 5 de 7 pérez y zoppi

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the earth our home the environment our responsibility causes and possible solutions of water pollution and air pollution factory fumes rubbish oil toxicsubst ances water pollution people awareness alternative fuel control and laws substances treatament waste classification recycling factory fumes smog loud noises air pollution more control of factories alternative energy more control of noises página 6 de 7 pérez y zoppi

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the earth our home the environment our responsibility water pollution how to prevent water pollution if you want to help keep our waters clean there are many things you can do to help you can prevent water pollution of nearby rivers and lakes as well as groundwater and drinking water we don t have to conserve water by turning off the tap when running water is not necessary we don t have to throw paints oils or other forms of litter down the toilet or sink we must take care about the overuse of pesticides and fertilisers we don t have to throw litter into rivers lakes or oceans help clean up any litter you see what are the dangers of water pollution all types of water pollution are dangerous to the health of humans and animals water pollution may damage our health immediately or after long time different forms of pollutants are heavy metals from industrial processes are toxic to marine life and then when the humans eat them organic matter and nutrients causes an increase in aerobic algae and depletes oxygen from the water column this causes the suffocation of fish sulphate particles from acid rain can damage the health of marine life in rivers and lakes its can result in mortality what causes water pollution industry is the main cause of water pollution it produces pollutants that are extremely dangerous to people and the environment oceans have been being polluted by oil spills domestic house industrial and agricultural wastewater and because of the industries an increase in water temperature can result in the death of many aquatic organisms how is water pollution treatment before polluted water can be given back into the environment it needs to be treated in a water treatment plant in a water treatment plant the water goes into a number of processes to reduce the toxicity · first the water goes into a stage where some solid particles and inorganic material is removed by the use of filters · the second stage of the treatment reduces the organic material in a process that naturally degrades · the final stage this stage must be done before the water can be reused almost all solid particles are removed from the water and chemical additives are supplied to get rid of any left-over impurities página 7 de 7 pérez y zoppi

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