원문정보
초록
영어
Birds play an important role in sustaining oter species in the planet. In addtion, birds are creatures living with humans together. However, ecosystem has been destroyed by a population explosion and economic growth. This destruction of ecosystem has caused birds population to be dcreased and bords themselves to be threatened. So, we people should try to stop further destruction. Therefore, in this study, you can see factors to threaten birds and ways to solve the problems through various cases. Besides, this study is going to contribute to people recognizing the importance of birds. Finally, this study shows that birds can coexist with humans in better environment if these solutions are used continuously.
목차
1. INTRODUCTION
2. RESEARCH METHODS
3. RESULTS AND DISCUSSION
A. Environmental Pollutions
B. Artificial bird nests
C. Artificial migratory bird park
D. Bird saver
4. CONCLUSION
5. ACKNOWLEDGEMENTS
6. REFERENCES