Suggested AnswerKey T: What hascaused it? tt wouldbe a goodideaif we insulated and used our houses 52: Air pollutionis causedby too muchtrafficin energyefficientproducts.Thisway,we would uselessfuel to the citycentre,factories pollutinqthe air,and heatandcoolourhouses. too muchrubbishbeingburned etc Thesituationcouldbe rmproved if we createdmorenature AnswerKey
Suggested AnswerKey T: What hascaused it? tt wouldbe a goodideaif we insulated and used our houses 52: Air pollutionis causedby too muchtrafficin energyefficientproducts.Thisway,we would uselessfuel to the citycentre,factories pollutinqthe air,and heatandcoolourhouses. too muchrubbishbeingburned etc Thesituationcouldbe rmproved if we createdmorenature AnswerKey
Suggested AnswerKey T: What hascaused it? tt wouldbe a goodideaif we insulated and used our houses 52: Air pollutionis causedby too muchtrafficin energyefficientproducts.Thisway,we would uselessfuel to the citycentre,factories pollutinqthe air,and heatandcoolourhouses. too muchrubbishbeingburned etc Thesituationcouldbe rmproved if we createdmorenature AnswerKey
Suggested AnswerKey T: What hascaused it? tt wouldbe a goodideaif we insulated and used our houses 52: Air pollutionis causedby too muchtrafficin energyefficientproducts.Thisway,we would uselessfuel to the citycentre,factories pollutinqthe air,and heatandcoolourhouses. too muchrubbishbeingburned etc Thesituationcouldbe rmproved if we createdmorenature AnswerKey
annaabi.ee 
