Table 4 Differences in attitude toward energy saving and carbon reduction between two groups of students using textbooks of two respective publishers. Difference Mean between L publisher N publisher Items 1. Despite heightened costs and prices of electricity, I approve electricity generated in more environmental 3.83 3.79 0.04 friendly ways. 2. In to mitigate climate change, I approve restrictions on carbon emission even though it might 3.77 3.87 -0.10 weaken economy 3. I think that Taiwan’s high reliance on imported oil 3.90 3.89 0.00 is a serious problem at present. 4. If we make the best use of all sources of renewable energy, they are sufficient to supply for Taiwan’s 3.58 3.66 -0.07 household electricity consumption. 5. I approve building more wind power generators in 3.37 3.84 -0.47* place of fire or nuclear power plants. 6. I support imposing tax on carbon emissions 3.23 3.08 0.16 7. I think that global warming seriously threatens the 4.36 4.16 0.20 existence of polar bears. 8. Future technology can find new coal and oil reserves which supply for human needs for quite a 2.75 2.58 0.17 long period of time. 9. I feel that Taiwan is seriously damaged by climate 3.75 3.87 -0.12 change disasters. 10. It is not yet certain that the problems of global warming are caused by man-made pollutions; they 3.49 3.16 0.33 could be just natural phenomena. 11. Building new nuclear plant is necessary in case electricity supply shortage hinders economic 3.39 3.37 0.02 development and people’s living. 12. Renewable energy has many limitations and a low efficiency; governments should not give priority 3.64 3.53 0.11 to promoting it. * .05 p Note: the bold figure is the statistically higher representing a more positive attitude.
Table 4 Differences in attitude toward energy saving and carbon reduction between two groups of students using textbooks of two respective publishers. Items Mean Difference between L publisher N publisher 1. Despite heightened costs and prices of electricity, I approve electricity generated in more environmental friendly ways. 3.83 3.79 0.04 2. In to mitigate climate change, I approve restrictions on carbon emission even though it might weaken economy 3.77 3.87 -0.10 3. I think that Taiwan’s high reliance on imported oil is a serious problem at present. 3.90 3.89 0.00 4. If we make the best use of all sources of renewable energy, they are sufficient to supply for Taiwan’s household electricity consumption. 3.58 3.66 -0.07 5. I approve building more wind power generators in place of fire or nuclear power plants. 3.37 3.84 -0.47* 6. I support imposing tax on carbon emissions 3.23 3.08 0.16 7. I think that global warming seriously threatens the existence of polar bears. 4.36 4.16 0.20 8. Future technology can find new coal and oil reserves which supply for human needs for quite a long period of time. 2.75 2.58 0.17 9. I feel that Taiwan is seriously damaged by climate change disasters. 3.75 3.87 -0.12 10. It is not yet certain that the problems of global warming are caused by man-made pollutions; they could be just natural phenomena. 3.49 3.16 0.33 11. Building new nuclear plant is necessary in case electricity supply shortage hinders economic development and people’s living. 3.39 3.37 0.02 12. Renewable energy has many limitations and a low efficiency; governments should not give priority to promoting it. 3.64 3.53 0.11 * p .05 Note: the bold figure is the statistically higher representing a more positive attitude.
10-Aug-2016_12-16-39_SEI_Earth%20science%20textbooks.docx