Joseph N. Ryan

Aquatic chemistry, fate and transport of contaminants in natural waters, microbes in groundwater, acid mine drainage.

Professor - Civil, Environmental and Architectural Engineering ; Associate - Environmental Studies Program

Ph.D. 1992 Massachusetts Institute of Technology

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303-492-0772

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Civil, Environmental and Architectural Engineering

ENVS Graduate Program - Secondary Core effective Fall 2012

ENVS Graduate Program - Secondary Core prior to Fall 2012

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Research topics

  • Colloid mobilization and transport in saturated porous media.
  • Particle mobilization in soils.
  • Microbe transport in groundwater.
  • Mercury binding by organic matter.
  • PAH interactions with organic matter.
  • Water quality and off-road vehicles in the James Creek watershed.
  • Metal loading from acid mine drainage in the Left Hand watershed.

July 15 2010

CU-Boulder Awarded NSF Grant to Study Effect of Forest Fires on Mercury in Durango Area

April 16 2008

Science/Medicine/Health Pacesetter: Joseph Ryan

May 02 2006

CU-Boulder Professor, Student Honored By EPA For Work On Acid Mine Drainage

January 04 2006

Jan. 11 Press Conference to Showcase Widespread Support for Federal Good Samaritan Legislation