Greener Journal of Physical Sciences

Open Access

Elewa

Greener Journal of  Physical Sciences  Vol. 4 (2), pp. 013-021, March 2014.  

ISSN: 2276-7851 © 2011 Greener Journals

Research Paper

Manuscript Number: 1218131035

 

Causes of Mass Extinctions - With Special Reference to Vanishing Of Dinosaurs

 

Ashraf M. T. Elewa

 

Professor of Micropaleontology and Paleoecology, Geology Department, Faculty of Science, 

Minia University, Egypt.

 

 

Email: ashraf.aleiwa @ mu. edu. eg; aelewa @ link. net


Abstract:

The causes of mass extinctions have been currently reviewed with state-of-the-art information on new hypotheses dealing with the disappearance of creatures as a result of sudden (catastrophic) and/or gradual changes in environments. A special reference to vanishing of dinosaurs is detailed.
 
Keywords: Mass extinctions; impact; volcanism; dinosaurs; current mass extinction; avoiding mass extinction.

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