Biosolids basics

What are biosolids?

Metals in biosolids

Organics in biosolids

Biosolids odors

Risk assessment

Biosolids and plants

Biosolids and animals

Bioaerosols

 

Biosolids for Biodiesel

Phase I - final report

 

 

Research Projects

 

 

 

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 Sally Brown

TITLE: Research Associate Professor:Soil Amendments, In situ remediation, carbon sequestration

ADDRESS:

College of Forest Resources
University of Washington
203 Bloedel Hall
Box 352100
Seattle, Washington 98195-2100
Telephone: (206) 616-1299; FAX: (206) 685-3091
Email: slb@u.washington.edu


DATE AND PLACE OF BIRTH:

June 29, 1959, Brooklyn, NY


EDUCATION

BA Political Science, 1980, Williams College, Williamstown, MA.
MS Agronomy, 1993, University of Maryland, College Park, MD.
Ph.D. Agronomy, 1996, University of Maryland, College Park, MD.


AREAS OF RESEARCH:

My research has centered around cleaning things up, generally contaminated soils. My first efforts were with metal hyperaccumulator plants and more recently with different soil amendments.

Soil amendments, in the form of residuals from different industries (municipal biosolids, composts, high calcium carbonate wastes...) offer the potential to do more than fix contaminated sites. Increased and targeted uses of these materials offer the potential for us to live in a more sustainable manner.

Lately, I've been focusing on innovate uses for these materials in the hopes that identifying different uses and benefits for residuals will result in greater public acceptance.


Select Publications

Brown, S., B. Christensen, E. Lombi, M. McLaughlin, S. McGrath, J. Colpaert, and J. Vangronsveld. 2005. An Inter-laboratory study to test the ability of amendments to reduce the availability of Cd, Pb, and Zn in-situ. Environmental Pollution, 138:34-45

Brown, S., M. Sprenger, A. Maxemchuk and H. Compton. 2005. An evaluation of ecosystem function following restoration with biosolids and lime addition to alluvial tailings deposits in Leadville, CO. J. Environ. Qual. 34:139-148.

Brown, S.L., W. Berti, R.L. Chaney J Halfrisch and J Ryan. 2004. In situ use of soil amendments to reduce the bioaccessibility and phytoavailibility of soil lead. J. Environ Qual.33:522-531.

Ryan, J.A., W.R. Berti, S.L. Brown, S.W. Casteel, R.L. Chaney, M. Doolan, P. Grevatt, J. Hallfrisch, M. Maddaloni, D. Moseby, and K. Scheckel. 2004. Reducing children’s risk to soil lead: summary of a field experiment. Environ. Sci. and Tech. 38:19a-24a.

DeVolder, P., S.L. Brown, D. Hesterberg and K. Pandya. 2003. Metal bioavailability and speciation in a wetland tailings repository amended with biosolids compost, wood ash, and sulfate. J. Environ. Qual., 32 (3): 851-864.

Brown, S. , R. Chaney  J. Halfrisch, and Q.  Xue. 2003.  Effect of Biosolids Processing on Lead  Bioavailability  in an Urban Soil. J. Environ. Qual. 32:100-108.

Brown, S., C.L. Henry, R.Chaney, H. Compton, and P.S. DeVolder. 2003. Using municipal biosolids in combination with other residuals to restore metal-contaminated mining areas. Plant and Soil, 249: 203-215

Brown, S. and P. Leonard.  2004. Biosolids and global warming: Evaluating the management impacts.  Biocycle August:

Brown, S., and P. Leonard. 2004. Building carbon credits with biosolids recycling: Part II  Biocycle September :25-29

Brown, S.L., R. Chaney, M. Sprenger, and H. Compton. 2002. Assessing impact to wildlife at biosolids remediated sites. Biocycle August: 51-58.

Brown, S.L., R. Chaney, M. Sprenger, and H. Compton. 2002. Assessing impact to wildlife at biosolids remediated sites. Biocycle June 41-44

 


RECENT RESEARCH:

Bunker Hill, ID Ecological Restoration

Leadville, CO Alluvial Tailings Restoration

Coeur d'Alene Wetlands Restoration