what does this change say about the nature of life why might fear have exprience people actively seek out and purchase?

i have identified the gerund in this sentence by writing it in all capitals.

gerund phrase: writing it in all capitals

gerund use: object of preposition

"urban sprawl, the spreading of large developments of housing and shopping areas around a city’s center, has many negative cultural and environmental effects. " (from your link)

so, your answer is: it has a negative effect on the environment, otherwise known as c~hope this mate.