@article {sandsmigratory,
	title = {Migratory birds and the tar sands },
	year = {2014},
	keywords = {bitumen, common loon, endangered animals, in situ drilling, migration, oil sands, strip mining, tailings ponds, trumpeter swan, Whooping Crane},
	url = {http://www.nwf.org/~/media/PDFs/Global-Warming/2014/nwf_issue_briefs_Interactive2.pdf},
	author = {Murphy, Jim},
	editor = {National Wildlife Federation}
}
