3. They are very important for life 4. So what do you think would happen if fossil fuels run out? 5. The following advice maybe can help saving them. 6. We should reduce the use of fossil fuels energy. 7. We also need to research on replacing fossil fuels with other renewable resources such as water energy, solar energy etc. 8. We should raise awareness of problems about public education. 9. The above advice is very simple and not new. 10. However, if you follow at least 1 of the tips, you can be proud of taking part in the preservation of fossil fuels, one of the very important and limited natural resources on Earth.