The purposes of this research were 1) to study the awareness, attitude and

global warming decreasing behavior of lower secondary students in Maha sarakham Municipal School, 2) to compare the awareness, attitude and behavior on global warming decreasing behavior of those with different gender and educational levels, and 3) to study the correlation between the awareness, attitude and global warming decreasing behavior . The sample group consisted of 400 lower secondary students, selected by multi-stage random sampling technique. The research instruments were an environmental awareness questionnaire, an environmental attitude questionnaire and an environmental behavior assessment.

The results of this research were as follows:

1. In the overall aspect, the awareness and attitude for global warming decreasing

behavior of lower secondary students was at the high level, and their global warming decreasing behavior was shown as practice often.

1. As for the comparison of the awareness, attitude and global warming decreasing

behavior of lower secondary students, the results revealed that:

2.1  Women have higher awareness and positive attitude towards global warming decreasing behavior than men at the significance level of 0.05.

2.2  The students with different educational levels showed no statistically difference in the awareness and attitude for global warming decreasing behavior.

3. In terms of correlation, it was found that there is a positive correlation between

awareness and attitude for global warming  decreasing behavior of the students at the

significance level of 0.05 level.

It can be concluded that the awareness and attitude of lower secondary students

at high level and the women have higher and positive attitude toward global warming

decreasing behavior  than men. This information could be used as a model for the

development of  awareness, attitude and behavior of other students in the future.