Question
all of the following are explanations for glacial periods EXCEPT.
a. varying solar energy
b. volcanism
c. biological organisms
d. Earth's orbit's precession
a. varying solar energy
b. volcanism
c. biological organisms
d. Earth's orbit's precession
Answers
Damon
Volcanoes might end an ice age.
This might be of interest:
http://news.sciencemag.org/earth/2012/07/did-marine-snot-cause-ice-ages
This might be of interest:
http://news.sciencemag.org/earth/2012/07/did-marine-snot-cause-ice-ages