Author Question: Cite two ways in which chlorofluorocarbons can affect the environment. What will be an ideal ... (Read 56 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?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

For a complete list of videos, visit our video library