知识问答
最佳答案:Energy is widely used in industries, which produces carbondioxide and other poll
最佳答案:The amount of greenhouse gases and serious pollution lead to the degradation of
最佳答案:Scientists and environmentalists are concerned about global warming.The use of f
最佳答案:it can decrease greenhouse gases.We shouldn't left the light on when we are away
最佳答案:Carbon dioxide increase leads to enhanced greenhouse effect, global warming, upg
最佳答案:Prudent promoting nuclear energy development and utilization.The nuclear many me
最佳答案:Setback Education has three advantages:firstly,it tempers children's will,so the