news and views Hamburg defining ten parts per million of nitrogen oxides as the upper level of effluent from fossil-fuel burners. This is quite a difficult limit to achieve because ordinary flame burners give off roughly

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Date: 2012-01-06 10:50:11 Cetaceans Transitional fossils Mesonychids Sinonyx Evolution of cetaceans Cetartiodactyla Ungulate Even-toed ungulate Cetacea Cenozoic Phanerozoic Geologic time scale		news and views Hamburg defining ten parts per million of nitrogen oxides as the upper level of effluent from fossil-fuel burners. This is quite a difficult limit to achieve because ordinary flame burners give off roughly Add to Reading List Source URL: luo-lab.uchicago.edu Download Document from Source Website File Size: 240,39 KB Share Document on Facebook

	news and views Hamburg defining ten parts per million of nitrogen oxides as the upper level of effluent from fossil-fuel burners. This is quite a difficult limit to achieve because ordinary flame burners give off roughly DocID: Fspd - View Document
	Journal of Vertebrate Paleontology 23(4):991–996, December 2003 ᭧ 2003 by the Society of Vertebrate Paleontology DocID: 4hnS - View Document
	Vol 450 \| 20/27 December 2007 \| doi:[removed]nature06343 ARTICLES DocID: 3Olv - View Document
	WHALE HUNT: SEARCHING FOR WHALE FOSSILS: a SHORTER NARRATIVE More Suitable for Teacher-Directed “Whale Hunt” 1. We have NO fossils of modern whales earlier than about 25 million years ago (mya). DocID: 2Lug - View Document
	Vol 450 \| 20/27 December 2007 \| doi:[removed]nature06343 ARTICLES DocID: 1TVj - View Document