Society:Alternative Energy
The environment destruction is becoming more and more serious. We should take an action to stop this. But where to set about? Let people live in a cold and dark world? Therefore， we should look for a new energy， an energy which does not pollute environment. For example， we can learn how to use solar energy and wind power. Sun in the sky， wind above head and water in the river， they are all new energies. We just need the technology of how to use them.
- Added：2006
- Country：France
- Duration：15
- Time of update：2011/8/15 15:48:06