题目内容

This source can harm migratory birds. ______

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Water and electricity are the products of this source. ______

This source utilizes heat/steam from underground. ______

This source converts radiant energy into electricity. ______

The following chemical reactions describe the process of the formation of ____.

A. acid precipitation
B. peroxyacetyl nitrate
C. photochemical smog
D. industrial smog
E. ozone