Lecture 31: Climate change

Question 1

1. Current levels of CO2 in the atmosphere are?
   A. ~240 ppm
   B. ~420 ppm
   C. ~1040 ppm
   D. None of the above

Question 2

3. To improve performance, reliability and
   acceptability, climate models should be:
   A. Accepted without question
   B. Run on quantum computers
   C. Validated & Verified
   D. Tested on a small dataset