The U.S. Department of Agriculture notes, "Ground-level ozone causes more damage to plants than all other air pollutants combined", highlighting the importance of air quality for agriculture.
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	3:det	Discourse=attribution-positive:30->32:1|Entity=(66-organization-acc:com-cf5-2,3,5-sgl-United_States_Department_of_Agriculture
2	U.S.	U.S.	PROPN	NNP	Abbr=Yes|Number=Sing	3	compound	3:compound	Entity=(15-place-giv:inact-cf4-1-coref-United_States)|XML=<ref>
3	Department	Department	PROPN	NNP	Number=Sing	6	nsubj	6:nsubj|26:nsubj:xsubj	_
4	of	of	ADP	IN	_	5	case	5:case	_
5	Agriculture	Agriculture	PROPN	NNP	Number=Sing	3	nmod	3:nmod:of	Entity=(67-abstract-new-cf2-1-coref)66)|XML=</ref>
6	notes	note	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	0:root	SpaceAfter=No
7	,	,	PUNCT	,	_	6	punct	6:punct	_
8	"	''	PUNCT	``	_	13	punct	13:punct	Discourse=explanation-evidence:31->32:0|SpaceAfter=No
9	Ground	Ground	NOUN	NN	Number=Sing	11	compound	11:compound	Entity=(5-substance-giv:act-cf1*-4-coref|SpaceAfter=No|XML=<w>
10	-	-	PUNCT	HYPH	_	9	punct	9:punct	SpaceAfter=No
11	level	level	NOUN	NN	Number=Sing	12	compound	12:compound	XML=</w>
12	ozone	ozone	NOUN	NN	Number=Sing	13	nsubj	13:nsubj	Entity=5)
13	causes	cause	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	dep	6:dep	_
14	more	more	ADJ	JJR	Degree=Cmp	15	amod	15:amod	_
15	damage	damage	NOUN	NN	Number=Sing	13	obj	13:obj	Entity=(68-event-new-cf9-3-sgl
16	to	to	ADP	IN	_	17	case	17:case	_
17	plants	plant	NOUN	NNS	Number=Plur	13	obl	13:obl:to	Entity=(69-plant-new-cf10-1-sgl)68)
18	than	than	ADP	IN	_	22	case	22:case	_
19	all	all	DET	DT	PronType=Tot	22	det	22:det	_
20	other	other	ADJ	JJ	Degree=Pos	22	amod	22:amod	_
21	air	air	NOUN	NN	Number=Sing	22	compound	22:compound	Entity=(70-substance-acc:com-cf7-2-sgl(71-substance-new-cf3-1-coref)
22	pollutants	pollutant	NOUN	NNS	Number=Plur	15	nmod	15:nmod:than	Entity=70)
23	combined	combine	VERB	VBN	Tense=Past|VerbForm=Part	22	acl	22:acl	SpaceAfter=No
24	"	''	PUNCT	''	_	13	punct	13:punct	SpaceAfter=No
25	,	,	PUNCT	,	_	26	punct	26:punct	_
26	highlighting	highlight	VERB	VBG	VerbForm=Ger	6	xcomp	6:xcomp	Discourse=explanation-evidence:32->24:4
27	the	the	DET	DT	Definite=Def|PronType=Art	28	det	28:det	Entity=(72-abstract-acc:com-cf6-2-sgl
28	importance	importance	NOUN	NN	Number=Sing	26	obj	26:obj	_
29	of	of	ADP	IN	_	31	case	31:case	_
30	air	air	NOUN	NN	Number=Sing	31	compound	31:compound	Entity=(73-abstract-acc:com-cf8-2-coref(71-substance-giv:act-cf3-1-coref)
31	quality	quality	NOUN	NN	Number=Sing	28	nmod	28:nmod:of	Entity=73)72)
32	for	for	ADP	IN	_	33	case	33:case	_
33	agriculture	agriculture	NOUN	NN	Number=Sing	31	nmod	31:nmod:for	Entity=(67-abstract-giv:act-cf2-1-coref)|SpaceAfter=No
34	.	.	PUNCT	.	_	6	punct	6:punct	_
