Morrison, David <br/><br/>
Asteroid and comet impacts: the ultimate environmental catastrophe.  [electronic resource] 

 -  Philosophical transactions. Series A, Mathematical, physical, and engineering sciences  Aug 2006 
 - 2041-54 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1364-503X 
<br/><br/><label>Standard No.: </label>10.1098/rsta.2006.1812  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Disaster Planning--methods<br/>Disasters--statistics & numerical data<br/>Environment<br/>Internationality<br/>Meteoroids<br/>Minor Planets<br/>Risk Assessment--methods<br/>Risk Factors