« previous next »

Author Question: One of the greatest success stories of the positive impact of chemistry research and environmental ... (Read 64 times)

CharlieWard

  • Hero Member
  • *****
  • Posts: 578
on: Jul 16, 2018
One of the greatest success stories of the positive impact of chemistry research and environmental policies and regulations relates to
 
  A) nitrogen oxides and the control of acid precipitation.
  B) CFCs and the destruction of the ozone.
  C) the reduction of ozone pollution over major cities in North America.
  D) the use of fossil fuels and the reversal of global climate changes.

Question 2

Which of the following regions represent the lowest combined levels of poverty?
 
  A) North America and South America
  B) Southeast Asia and the Middle East
  C) Central, southern, and northern Africa
  D) Asia Pacific and eastern Asia


234sdffa

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 16, 2018
Answer to Question 1

B

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Chemistry Chemistry
Timing of teratogens. Vulnerability to teratogens is greatest in the embryonic period. Source: Moore Timing of teratogens. Vulnerability to teratogens is greatest in the embryonic period. Source: Moore
The world has been horrified recently at a U.S. Congress so polarized and paralyzed that it cannot p The world has been horrified recently at a U.S. Congress so polarized and paralyzed that it cannot p
Static Stability & Environmental Lapse Rate Static Stability & Environmental Lapse Rate
Advection of an air mass with a different ELR (environmental lapse rate). Advection of an air mass with a different ELR (environmental lapse rate).
Constant velocity versus positive velocity Constant velocity versus positive velocity
Video: System organization - PPM system types (Somatic, Autonomic & Enteric) and Reflex arc types

For a complete list of videos, visit our video library