Table 3.

Correct answers on the causes of climate change from medical, public health, and nursing students.

Causes of Climate Change	All		Medical		Public Health		Nursing		p
	n	%	n	%	n	%	n	%
Climate change is mainly caused by human activities	1071	77.3	508	78.9	333	77.4	230	73.7	0.17
The global CO2 concentration in the atmosphere has increased during the past 250 years	1034	74.7	484	75.2	321	75.0	229	73.2	0.80
The last century’s global increase in temperature was the largest during the past 1000 years	880	63.6	420	65.2	285	66.4	175	56.5	0.01
Today’s global CO2 concentration in the atmosphere has already occurred in the past 650,000 years	217	15.7	94	14.6	75	17.5	48	15.4	0.45
Total score (Mean ± SD)	2.31 ± 1.01		2.34 ± 1.02		2.36 ± 1.01		2.18 ± 0.98		0.02