@article {2912,
	title = {Geovisualisation: The Rescue of Hemlock Trees},
	journal = {Geospatial Today},
	volume = {7},
	year = {2008},
	month = {December},
	pages = {40-43},
	keywords = {Geographic information systems, Hemlocks, Mapping, Vegetation monitoring, Woolly adelgids},
	author = {Allen, Hunter and Madden, Marguerite}
}
