Scientists first warned about the possibility of global warming in __________.

Scientists first warned about the possibility of global warming in __________.
 
  a. 1927
  b. 1824
  c. 1971
  d. 2002

Question -2-

Which island nation has already lost one fifth of its population to a climate exodus as the sea has been rising?
 
  a. Trinidad
  b. Tuvalu
  c. England
  d. Hawaii

Question -3-

Climate scientists have been concerned about the effects of greenhouse gases on the sustainability of the planet for more than __________.
 
  a. a decade
  b. two centuries
  c. 50 years
  d. 90 years

Question -4-

The major cause of global warming is the release of __________ into the atmosphere.
 
  a. warm air
  b. greenhouse gases
  c. oxygen
  d. cold air

Question -5-

Regulation opponents are more concerned about protecting __________.
 
  a. private property rights
  b. mineral resources
  c. waterways
  d. parklands

Question -6-

Regulations are not always effective, but without any regulations, the cost of producing certain chemicals, for example, is borne by the workers who suffer diseases, ailments, or death; these are called __________.
 
  a. regulation insurance
  b. negative externalities
  c. the commons
  d. high-cost pollution