相对火电,核电其实污染要小得多。火电排出的二氧化碳,硫化物对地球环境的温室效应,酸雨有很大影响。& j6 V. j4 p0 E. F! n7 w
水电说起来污染小,其实对生态环境的长远影响是非常巨大的,而这些影响中部分是无法逆转的。* C1 _* K. y, }" a' _
至于潮汐发电,风力发电,太阳能发电,地热发电,机组的单机额定容量太小,不仅要占用大量土地,而且造价也不经济。4 g1 V( n" ^( p7 H6 }# l0 U( r
We still need a mine and get the radioactive material off the round before it is ready to produce electricity. There is always pollution with different sources of energy. Just depends on which one is for the best public interest.