This topic contains a solution. Click here to go to the answer

Author Question: Why did was there a severe drop in lead levels in New York in the 1970s? a. the New York City ... (Read 125 times)

nramada

  • Hero Member
  • *****
  • Posts: 580
Why did was there a severe drop in lead levels in New York in the 1970s?
 
  a. the New York City Department of Health mandated a reduction in lead levels
  b. the National Center for Healthy Housing led an effort to replace old windows across the city
  c. federal policies required the elimination of lead from gasoline and local policies reduced lead
  emissions from municipal incinerators
  d. the number of children contaminated by lead decreased

Question 2

Which of the following best summarizes why the author of the article thinks that Nevin's theory
  about lead poisoning is the only one that can account for international trends in crime?
 
  a. other theories rely only on intuition and have no factual evidence to support them
  b. abortion was legalized in Britain in the 1970s, but the violent crime rate rose in the 1990s
  c. lead levels plummeted in New York in the 1970s and crime dropped in the 1990s
  d. data to support the lead poisoning theory has been collected from multiple countries, which have
  different abortion rates, police strategies, demographics, and economic conditions



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dpost18

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

c

Answer to Question 2

d




dpost18

  • Sr. Member
  • ****
  • Posts: 345

 

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

For a complete list of videos, visit our video library