Fill in the Blanks 2º ESO - 63 Relatives_Cause&Effects of GlobalWarmingOnline version Fill in the blanks with the Relative Clauses where/that/whose/that/who by Luis Miguel 1 that that whose where where where whose that that 1 . Deforestation happens in an area all the trees have been cut down . 2 . Rain is polluted with chemicals from factories is called acid rain . 3 . A farmer farm is organic does not use harmful chemicals to grow food . 4 . The greenhouse effect is something happens when the sun's heat is trapped close to the Earth by pollution . . 5 . Greenfield sites are places nothing has ever been built . 6 . Deforestation is a problem affects the whole world . 7 . The green belt is an area of land around a city building is not allowed . 8 . Always buy milk has been organically produced . 9 . The man factory was polluting the river was fined over £100 , 000 .