Based on the article, who was most interested in building the Panama Canal? A
governments of other countries
B
the Panamanian government
C
Panamanian companies
D
companies from other countries

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