id	keyword
amq-574	pleistocene
amq-574	et al
amq-574	italy
amq-574	middle
amq-574	bertini
amq-574	pliocene
amq-574	pollen
amq-574	northern
amq-574	vegetation
amq-574	section
amq-574	boundary
amq-574	southern
amq-574	marine
amq-574	succession
amq-574	lona
amq-574	taxa
amq-574	late
amq-574	changes
amq-574	cycles
amq-574	basin
amq-574	central
amq-574	taxodiaceae
amq-574	bertoldi
amq-574	del
amq-574	tsuga
amq-574	time
amq-574	ravazzi
amq-574	climate
amq-574	press
amq-574	sites
amq-574	geol
amq-574	glacial
amq-574	apennines
amq-574	vrica