Alan's Home Page

Alan R. Johnson, Ph.D.
Associate Professor - Ecological Modeling and Risk Assessment
Department of Forestry and Environmental Conservation
Clemson University
Clemson, South Carolina 29634  USA

voice: 1.864.656.4390          email:


This is my home page, reflecting my work at Clemson University and other professional activities.  It contains information for undergraduate and graduate students, descriptions of my research, and miscellaneous thoughts as posted to my blog.

Recent Blog Posts

  • Why is the Blue Jay blue? "Why is the sky blue?" is a common question addressed in introductory science classes.  The answer, we are told, is not that there is something inherently blue up in the ...
    Posted May 12, 2015, 9:16 AM by Alan Johnson
  • Liriodendron   Flower of the tulip poplar tree(Liriodendron tulipifera)While walking through my neighborhood a couple days ago, I noticed numerous fallen flowers from Liriodendron tulipifera trees (commonly known as yellow ...
    Posted May 5, 2015, 6:59 AM by Alan Johnson
  • Happy Birthday John Muir! Today is the 177th anniversary of the birth of John Muir -- the American naturalist, writer, and advocate of environmental preservation.  As a child, John immigrated to America with his family ...
    Posted Apr 21, 2015, 5:45 AM by Alan Johnson
  • Lincoln, Death, and Hermit Thrush Today (15 April 2015) is the 150th anniversary of the death of Abraham Lincoln.  In remembrance I re-read When Lilacs Last  in the Dooryard Bloom'd, one of the ...
    Posted Apr 16, 2015, 9:13 AM by Alan Johnson
  • What's in a name? The School of Agricultural, Forest, and Environmental Sciences (SAFES) is no more.  It has split into 2 departments, and yesterday the Board of Trustees approved the new names.  One is ...
    Posted Feb 6, 2015, 8:46 AM by Alan Johnson
Showing posts 1 - 5 of 20. View more »

Alan photo