id	keyword
hom-14	vaughan
hom-14	niño
hom-14	peru
hom-14	murphy
hom-14	science
hom-14	pacific
hom-14	u.s
hom-14	el niño
hom-14	papers
hom-14	network
hom-14	sio
hom-14	research
hom-14	south