sentence: Nowadays , many countries have ruined areas of farmland , forest and wetland with the intention of constructing housing and transport networks to cater for the needs of people .
modified: Nowadays , many countries have been ruined areas of farmland , forest and wetland with the intention to construct housing and transport networks to cater to the demand of people .
transformation: VERB:TENSE, PART, VERB:FORM, PREP, NOUN