what causes air quality to decline

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what causes air quality to decline	1.95	0.8	5224	38	34
what	1.33	0.6	9636	69	4
causes	1.5	0.7	8488	21	6
air	1.31	0.6	8128	13	3
quality	0.52	0.1	5243	43	7
to	1.79	0.5	2591	1	2
decline	0.39	0.1	6059	2	7

Keyword	CPC	PCC	Volume	Score
what causes air quality to decline	1.26	0.3	2177	29
what is causing air quality to deteriorate	1.84	0.7	4164	92
what causes poor air quality	0.87	0.7	5871	21
what is causing poor air quality today	0.67	1	646	70
what causes poor air quality events	1.88	0.9	5143	50
what is causing the poor air quality	1.87	0.6	3797	52
what contributes to poor air quality	0.77	0.7	3224	33
what causes air quality	0.83	1	6144	69
what makes air quality poor	0.36	0.7	900	64
what is causing bad air quality today	0.41	0.9	712	14
reasons for poor air quality	1.16	0.7	1921	67
why is there poor air quality today	0.56	0.2	6900	31
why is the air quality poor	0.77	0.9	3106	5
reason for poor air quality today	0.31	0.3	8713	99
why is air quality poor today	0.56	0.4	4417	86