Keyword Analysis & Research: why is smog a problem

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is smog a problem	0.54	0.2	3726	41	21
why	0.96	0.7	7720	18	3
is	0.46	0.6	8247	74	2
smog	0.04	0.6	444	44	4
a	1.5	0.1	72	28	1
problem	0.22	0.6	9144	23	7

Keyword	CPC	PCC	Volume	Score
why is smog a problem	0.59	0.2	3309	81