« previous next »

Author Question: Which of the following human activities has resulted in the conversion of nearly 50 of the Earth's ... (Read 22 times)

tuffie

  • Hero Member
  • *****
  • Posts: 534
on: Jul 16, 2018
Which of the following human activities has resulted in the conversion of nearly 50 of the Earth's land surface?
 
  A) Construction of roads and bridges
  B) Construction of all homes and buildings
  C) Agricultural production of crop and animal products
  D) Construction and operation of mines

Question 2

Non-condensing GHGs are of greatest concern because they
 
  A) take many decades to be removed from the atmosphere.
  B) deplete stratospheric ozone.
  C) react very quickly with other atmospheric gases.
  D) react with one another to produce even more potent GHGs.


tkempin

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 16, 2018
Answer to Question 1

C

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Anterior and posterior views of the adult human skeleton Anterior and posterior views of the adult human skeleton
Components of the Human Body Components of the Human Body
Macaw or Human Macaw or Human
Compared to a chimpanzee, the human newborn has relatively little room to spare as it passes through Compared to a chimpanzee, the human newborn has relatively little room to spare as it passes through
Wavelengths that penetrate the earth's atmosphere Wavelengths that penetrate the earth's atmosphere
Mosaic X Chromosome Expression in Human Females Mosaic X Chromosome Expression in Human Females
Video: Factors that increase metabolic rate and heat production

For a complete list of videos, visit our video library