Author Question: Cite two ways in which chlorofluorocarbons can affect the environment. What will be an ideal ... (Read 52 times)

Ebrown

  • Hero Member
  • *****
  • Posts: 567
Cite two ways in which chlorofluorocarbons can affect the environment.
 
  What will be an ideal response?

Question 2

How far back in time do direct measurements of Earth's surface temperature extend?
 
  What will be an ideal response?



yotaSR5

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

The chlorofluorocarbons (CFCs) are synthetic compounds containing chlorine, fluorine, and carbon. These trace gases have warmed the climate slightly by adding to the greenhouse effect. The CFCs have also been implicated in the destruction of stratospheric ozone.

Answer to Question 2

Since 1861 scientists have made accurate atmospheric temperature measurements using thermometers.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

For a complete list of videos, visit our video library