In the accompanying image, a nucleotide is indicated by the letter

"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. 

brb i have to look it up'

this story explains the proverb “small acts of kindness will be rewarded greatly” and how anyone regardless of their size and appearance, can make a major impact in certain situations. this tale can teach your child to appreciate others and create a tendency in their minds.