化工与环境污染英文PPT课件

1、Chemical pollution and healthy lifesynthesisnew special materialsfertilizer第1页/共53页Chemical pollution and healthy life第2页/共53页12Water Pollution Food Safety34atmospheric contamination Soil pollutionChemical pollution and healthy life第3页/共53页Atmospheric Contamination Chemical pollution and healthy lif

2、e第4页/共53页POLLUTANTSA:Harmful Gases CO2、SO2、NOx、CxHy、HCHO、Photochemical Smog、Halogen ElementB: Particulate Matter stive acid fog aerosolChemical pollution and healthy life第5页/共53页Chemical pollution and healthy life第6页/共53页Chemical pollution and healthy life第7页/共53页Chemical pollution and healthy life第

3、8页/共53页Chemical pollution and healthy life第9页/共53页Chemical pollution and healthy life第10页/共53页Industrial emissionChemical pollution and healthy lifeAutomobile exhaust第11页/共53页MoorburnChemical pollution and healthy life第12页/共53页Forest fireChemical pollution and healthy lifeBarbecue第13页/共53页Constructi

4、on site dustChemical pollution and healthy life第14页/共53页MEASURESStrengthen the greeningControl industrial waste gasReduce automobile exhaustControl coal-burning pollutionOptimize production methodsDevelop new fuelsChemical pollution and healthy life第15页/共53页Water pollutionReporter：College：College of

5、 material science and engineeringChemical pollution and healthy life第16页/共53页CONTENTSCausesInfluenceSolutionChemical pollution and healthy life第17页/共53页Causes1.Natural pollution 2.Man-made pollutionChemical pollution and healthy life第18页/共53页Natural pollution For example A.The earthquake of wenchuan

6、 Chemical pollution and healthy life第19页/共53页 B.the mud flow of zhouqu Chemical pollution and healthy life第20页/共53页 Man-made pollution1.Industrial wastewater2.Daily life sewage3.Pesticide and fertilizer pollutionChemical pollution and healthy life第21页/共53页 influence 1.Harm human healthChemical pollu

7、tion and healthy life第22页/共53页2.Affect fishery productionChemical pollution and healthy life第23页/共53页3.Affect agriculture productionChemical pollution and healthy life第24页/共53页SolutionsFor government1.Build the urban sewage treatment system2.To enhance the planning and manage water resourcesChemical

8、 pollution and healthy life第25页/共53页For Business1.Buy equipment of sewage treatment2.Build water recycling system3.dont discharge sewage into waterChemical pollution and healthy life第26页/共53页For individuals1.dont throw the garbage into the river or sea2.Use fewer plastic products3.Tell the person ar

9、ound you to protect the waterChemical pollution and healthy life第27页/共53页 Soil pollution Soil pollutionReporter：College of material science and engineeringChemical pollution and healthy life第28页/共53页The main point 1、Definition 2、Phenomenon 3、Damages 4、Measures 5、AppealChemical pollution and healthy

10、life第29页/共53页Human activitiesHarmful and toxic substancesbySelf-purification capacityChanges in soil properties and qualityHumans bodyDefinitionChemical pollution and healthy life第30页/共53页PhenomenonChemical pollution and healthy life第31页/共53页Toxic substancesAnimals & PiantsHumanSoil1、Humans Heal

11、th（food chains）Chemical pollution and healthy lifeDamages第32页/共53页2、EnvironmentDeterioration of soil propertiesVegetation to reduceRadioactivityDecreasing biodiversityChemical pollution and healthy life第33页/共53页3、Economic lossesSoil repairCrop yields downChemical pollution and healthy life第34页/共53页1

12、、Strengthen to the managementMeasuresChemical pollution and healthy life第35页/共53页2、use pesticides and fertilizers reasonably Chemical pollution and healthy life第36页/共53页3、Develop high efficiency , low toxicity and low residue of pesticidesChemical pollution and healthy life第37页/共53页4、Dispose feces ,

13、 garbage and sewage innocuouslyChemical pollution and healthy life第38页/共53页5、Promote sewage irrigation carefullyChemical pollution and healthy life第39页/共53页6、Monitor and control water used to irrigate fields strictlyChemical pollution and healthy life第40页/共53页AppealChemical pollution and healthy lif

14、e第41页/共53页Food safety Reporter : college of materials science and engineeringChemical pollution and healthy life第42页/共53页Daily lifeChemical pollution and healthy life第43页/共53页Processed meat : Containing nitrite(亚硝酸盐) , A carcinogenic substance. And contains many of preservatives(防腐剂).Additive : Used

15、 to change the food color, smell, taste, etc. For example: Chemical pollution and healthy life第44页/共53页The abuse of PesticideChemical pollution and healthy life第45页/共53页 Direct result : Ecological destruction and Drug residues. Chemical pollution and healthy life第46页/共53页Eat at home in more. Eat mor

16、e fresh vegetables and fruits natural.By the processing factories things eat less.When buying food , read carefully the ingredient and date.MEASURES:MEASURES:Chemical pollution and healthy life第47页/共53页Chemical pollution and healthy lifeatmospheric contaminationWater PolutionSoil Soil pollutionpollutionFood SafetyNot only limited to those aspectsToxic compoundsthreaten healthin our daily life第48页/共53页Chemical pollution and healthy life