عدد المساهمات : 197 نقاط : 523 تاريخ التسجيل : 09/12/2011 العمر : 25 الموقع : المرور
موضوع: wind energy السبت ديسمبر 10, 2011 9:48 pm
Together these three places in California make enough electricity to supply an entire city the size of San Francisco! About 11 percent of the entire world's wind-generated electricity is found in California. Other countries that use a lot of wind energy are Denmark and Germany.
الرئيسية 
