EarthDayhascomeandgone,butit’safactofdailylifethat...
问题详情: EarthDayhascomeandgone,butit’safactofdailylifethat1.6billionpeoplearoundwouldhavenoelectricityintheirhomes.Instead,mostofthemusewood,coalorevenanimalwastetoheatandcookintheirhomes,w...
问题详情: EarthDayhascomeandgone,butit’safactofdailylifethat1.6billionpeoplearoundwouldhavenoelectricityintheirhomes.Instead,mostofthemusewood,coalorevenanimalwastetoheatandcookintheirhomes,w...