Author Question: Which of the following statements does not lend support to the idea that carbon dioxide is a cause ... (Read 55 times)

Yi-Chen · **on:** Jul 27, 2018

Which of the following statements does not lend support to the idea that carbon dioxide is a cause of global warming?

A) Models of the greenhouse effect successfully predict the actual temperatures of Mars and Venus from their atmospheric carbon dioxide amounts.
B) Models of Earth's climate that include recent increases in carbon dioxide concentration match the observed temperature increases better than those that do not include it.
C) We understand the physical mechanism of the greenhouse effect, by which carbon dioxide increases cause an increase in the planet's temperature.
D) Isotope ratios in atmospheric carbon dioxide show that much of the carbon dioxide in Earth's atmosphere today comes from the burning of fossil fuels.

Question 2

Only people in the Moon's umbral shadow can see a total solar eclipse.

Indicate whether the statement is true or false