Daniel Klem Jr. is an American ornithologist, known for his pioneering research into the mortality of birds due to glass windows. He is a Sarkis Acopian Professor of Ornithology and Conservation Biology at

Muhlenberg College Muhlenberg College is a private liberal arts college in Allentown, Pennsylvania. Founded in 1848, Muhlenberg College is affiliated with the Evangelical Lutheran Church in America and is named for Henry Muhlenberg, the German patriarch of Luthe ...

. He has been teaching there since 1979. Klem obtained his BSc at Wilkes University and his MSc at Hofstra University. He served in the US military served during the

Vietnam War The Vietnam War (also known by other names) was a conflict in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. It was the second of the Indochina Wars and was officially fought between North Vietnam a ...

, and was awarded the Bronze Star Medal. He subsequently obtained his doctorate from

Southern Illinois University Southern Illinois University is a system of public universities in the southern region of the U.S. state of Illinois. Its headquarters is in Carbondale, Illinois. Board of trustees The university is governed by the nine member SIU Board of Tr ...

. In his 1990 papers "Bird injuries, cause of death, and recuperation from collisions with windows" and "Collisions between birds and windows: mortality and prevention", he calculated that between 100 million and 1 billion birds are killed, annually, in the United States alone, by flying into windows. His research has influenced the design of buildings, not least the Niagara Falls State Park Observation Tower, on which he was a design consultant. He holds several US patents relating to windows design. He has also written about the birds of

Armenia Armenia (), , group=pron officially the Republic of Armenia,, is a landlocked country in the Armenian Highlands of Western Asia.The UNbr>classification of world regions places Armenia in Western Asia; the CIA World Factbook , , and ' ...

. He received an honorary doctorate from Wilkes University, where he is also a trustee.

Bibliography

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Papers

* Klem, D., Jr. (2009). Avian mortality at windows: The second largest human source of bird mortality on earth. In Tundra to Tropics: Proceedings of the Fourth International Partners in Flight Conference (T. D. Rich, C. Arizmendi, D. Demarest, and C. Thompson, Editors). Partners in Flight, pp. 244–251. * * Klem, D., Jr. (2006). Glass: A deadly conservation issue for birds. Bird Observer 34:73–81. * * * * Klem, D., Jr. (1989). Bird–window collisions. The Wilson Bulletin 101:606–620. * Klem, D., Jr. (1979). Biology of collisions between birds and windows. Ph.D. dissertation, Southern Illinois University, Carbondale, IL, USA.

References

External links

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Klem's papers at CrossRef
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Windows: A Clear Danger to Birds
' NPR radio programme featuring Klem {{DEFAULTSORT:Klem, Daniel Living people American ornithologists Wilkes University alumni Muhlenberg College faculty Hofstra University alumni Year of birth missing (living people)