when did landfills become popular

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did landfills become popular	1.35	0.8	1124	2	33
when	0.38	0.6	579	32	4
did	0.33	0.8	8286	51	3
landfills	0.92	0.6	927	17	9
become	0.21	0.1	9313	3	6
popular	1.42	0.1	6953	91	7

Keyword	CPC	PCC	Volume	Score
when did landfills become popular	0.06	0.1	1141	10
when did landfills begin	0.89	0.7	3482	77
how long have landfills been around	2	0.3	6284	48
when were landfills invented	1.62	0.4	35	5
history of landfills in america	0.35	0.5	4481	52
when was the first landfill	0.07	0.9	9295	29
when was the first landfill created	0.66	0.5	6516	65
history of landfill sites	1.16	0.5	2365	98
how did landfill start	0.07	0.9	4040	84
history of landfill design	1.51	1	8111	98
history of landfill gas	1.41	0.5	7880	45
history of landfill management	0.94	0.3	1589	8
history of landfill regulations	0.78	0.4	8469	25
when did municipal landfills open	0.37	0.9	9041	35
history of landfill tax	1.45	1	6289	85
history of landfill mining	1.53	0.7	5070	16
history of landfill diversion	1.4	0.4	922	12
at the beginning of 2010 a landfill	1.18	0.6	5833	46
history of landfill engineering	0.63	0.2	8917	71
landfills in the united states	1.39	0.7	9270	47
modern landfills are designed with	0.62	0.1	4673	83
historic landfill sites uk	0.74	0.4	6466	55