By Punctuation, Auxiliaries

Jaishree, The second one is correct because it contains the auxiliary verb ("is") and punctuation (the period or full-stop at the end). Without the verb, in particular, the first line is not actually a sentence. For clarity, you can always rearrange the wording into the basic subject +...

"NASA SP-7084 Grammar, Punctuation, and Capitalization A Handbook for Technical Writers and Editors" (Mary K. McCaskill Langley Research Center Hampton, Virginia) says "The omission of auxiliary verbs is grammatical unless the subjects change number (Rowland 1962)". In your sentence, "winds" and...