Which claim does the Leuchter Report make? A) Zyklon B was not used in gas chambers.
B) There is cyanide residue in gas chambers.
C) Carbon monoxide was used in gas chambers.
D) There were no gas chambers.

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste