Current global-average temperatures are about ______ than they ...

[luvbio]

Current global-average temperatures are about ______ than they were in 1945. INSERT FIGURE 3-32. INCLUDE CAPTION
 
  A) 0.1oC cooler
  B) 0.5oC cooler
  C) 0.1oC warmer
  D) 0.5oC warmer

Question 2

It is difficult to determine long-term trends in rare events such as extreme heat or extreme cold episodes using graphs such as this because INSERT FIGURE 3-32. INCLUDE CAPTION
 
  A) data for rare events is not available prior to 1980
  B) rare events might be the result of random variation
  C) rare weather events are usually caused by earthquakes rather than atmospheric activity
  D) rare events must be averaged over 25-year periods

[jsm54321]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: B