Given that there are no vaccines or drug treatments for illnesses like dengue fever and West Nile virus, and that treatments for diseases like malaria are difficult to access in many at-risk areas, more effective mechanisms for controlling mosquito populations are desperately needed.
1	Given	give	VERB	V	Tense=Past|VerbForm=Part	47	advcl	_	_
2	that	that	SCONJ	CS	_	4	mark	_	_
3	there	there	PRON	_	_	4	expl	_	_
4	are	be	VERB	V	Mood=Ind|Number=Plur|Tense=Pres|VerbForm=Fin	1	ccomp	_	_
5	no	no	DET	DI	PronType=Ind	6	det	_	_
6	vaccines	vaccine	NOUN	S	Number=Plur	4	nsubj	_	_
7	or	or	CCONJ	CC	_	9	cc	_	_
8	drug	drug	NOUN	S	Number=Sing	9	nmod	_	_
9	treatments	treatment	NOUN	S	Number=Plur	6	conj	_	_
10	for	for	ADP	E	_	11	case	_	_
11	illnesses	illness	NOUN	S	Number=Plur	4	obl	_	_
12	like	like	ADP	E	_	14	case	_	_
13	dengue	dengue	NOUN	S	Number=Sing	14	nmod	_	_
14	fever	fever	NOUN	S	Number=Sing	11	nmod	_	_
15	and	and	CCONJ	CC	_	18	cc	_	_
16	West	west	ADJ	A	Degree=Pos	17	amod	_	_
17	Nile	Nile	PROPN	SP	_	18	nmod	_	_
18	virus	virus	NOUN	S	Number=Sing	14	conj	_	SpaceAfter=No
19	,	,	PUNCT	FF	_	28	punct	_	_
20	and	and	CCONJ	CC	_	28	cc	_	_
21	that	that	SCONJ	CS	_	28	mark	_	_
22	treatments	treatment	NOUN	S	Number=Plur	28	nsubj	_	_
23	for	for	ADP	E	_	24	case	_	_
24	diseases	disease	NOUN	S	Number=Plur	22	nmod	_	_
25	like	like	ADP	E	_	26	case	_	_
26	malaria	malaria	NOUN	S	Number=Sing	24	nmod	_	_
27	are	be	AUX	V	Mood=Ind|Number=Plur|Tense=Pres|VerbForm=Fin	28	cop	_	_
28	difficult	difficult	ADJ	A	Degree=Pos	4	conj	_	_
29	to	to	PART	PART	_	30	mark	_	_
30	access	access	VERB	V	VerbForm=Inf	28	advcl	_	_
31	in	in	ADP	E	_	36	case	_	_
32	many	many	ADJ	A	Degree=Pos	36	amod	_	_
33	at	at	ADP	E	_	35	case	_	SpaceAfter=No
34	-	-	PUNCT	FF	_	35	punct	_	SpaceAfter=No
35	risk	risk	VERB	V	Mood=Ind|Number=Plur|Tense=Pres|VerbForm=Fin	36	nmod	_	_
36	areas	area	NOUN	S	Number=Plur	28	obl	_	SpaceAfter=No
37	,	,	PUNCT	FF	_	1	punct	_	_
38	more	more	ADV	B	Degree=Cmp	39	advmod	_	_
39	effective	effective	ADJ	A	Degree=Pos	40	amod	_	_
40	mechanisms	mechanism	NOUN	S	Number=Plur	47	nsubj:pass	_	_
41	for	for	ADP	E	_	42	mark	_	_
42	controlling	control	VERB	V	VerbForm=Ger	40	acl	_	_
43	mosquito	mosquito	NOUN	S	Gender=Masc|Number=Sing	44	nmod	_	_
44	populations	population	NOUN	S	Number=Plur	42	obj	_	_
45	are	be	AUX	VA	Mood=Ind|Number=Plur|Tense=Pres|VerbForm=Fin	47	aux:pass	_	_
46	desperately	desperately	ADV	B	_	47	advmod	_	_
47	needed	need	VERB	V	Tense=Past|VerbForm=Part	0	root	_	SpaceAfter=No
48	.	.	PUNCT	FS	_	47	punct	_	_
