TY - BOOK TI - The Hindu speaks on scientific facts U1 - 502 T 3406 T PY - 2018/// CY - Chennai PB - The publishing private limited KW - Science N1 - The science and technology supplement of the hindu has been publishing a feature question coener since 1995; What are cosmic rays? Why holes in the ozone layer from only above the poles and not in other areas? How do cfcs damage the ozone layer? ER -