The Athena Institute has completed more than 150 LCI/LCA studies on construction materials and products to date.

• Canadian regional cement data updated from original 1993  data (concrete designs remain unchanged)
• US data reflects PCA design mixes and average cement for the US
• Institute report available.
• US cement profile available at US LCI database (www.nrel.gov/lci)

• All product profiles reviewed and adjusted to reflect fuel use by type and mix of EAF and integrated steel production technologies per product in both Canada and the US
• Institute report available.
• Integrated profile for US resides in US LCI database (www.nrel.gov/lci)

• Canadian regional data updated in 2009 Corrim data for US reflects PNW and SE production 2004.
• Institute report available for Canadian cradle-to-gate profile.

·  See Corrim.org or US LCI database (www.nrel.gov/lci) for US data (2005)

• Canadian regional (BC only) data originally developed in 1993.
• Resource harvesting profile updated in 2009
• Institute report available for Canadian cradle-to-gate profile.
• Corrim data for US reflects PNW and SE production in 2004.
• See Corrim.org or US LCI database (www.nrel.gov/lci) for US data

• Canadian regional data originally developed in 1993.
• Resource harvesting profile updated in 2009
• Institute report available for Canadian cradle-to-gate profile.
• Corrim data for US reflects PNW and SE production in 2004.
• See Corrim.org or US LCI database (www.nrel.gov/lci) for US data

• Canadian regional data originally developed in 1993 for both LVL and PSL.
• Resource harvesting profile updated in 2000.
• Institute report available for Canadian cradle-to-gate profile.
• Corrim data for US reflects PNW and SE production in 2004.
• See Corrim.org or US LCI database (www.nrel.gov/lci) for US data (2005)

• Canadian regional data originally developed in 1993.
• Resource harvesting profile updated in 2000.
• Institute report available for Canadian cradle-to-gate profile.
• Corrim data for US reflects PNW and SE production in 2004. See Corrim.org or US LCI database (www.nrel.gov/lci) for US data

• Canadian regional data originally developed in 2000. Cedar data updated in 2009
• Institute report available for Canadian cradle-to-gate profile.
• US profiles based on PNW/SE lumber with Canadian transformation processes (2004) – no report available

• Canadian and US regional data originally developed in 2000.
• Institute report available for Canadian cradle-to-gate profile. 
• Base steel sheet values updated in 2005.

• Canadian clay brick data developed in 1998.  Adjusted for US by substituting electricity grids and transportation distances.
• Institute report available.
• Canadian data Updated in 2009

• Canadian concrete brick data developed in 1998. 
• Split faced block updated in 2005.
• Adjusted for US by substituting US cement profile, electricity grids and transportation distances.
• Institute report available.

• Canadian data developed in 2001.
• Cement portion updated in 2005. 
• Adjusted for US by incorporating US cement profile and substituting electricity grids, base fuel use and transportation distances.
• Institute report available.

• Originally developed in 1998 and updated in 2009. 
• PVC polymer portion to reflect new 2007 ACC data
• See US LCI database (www.nrel.gov/lci) for data

• Originally developed in 2009.

• Developed in 2009 from a secondary data source.

• Originally developed in 1998 and updated in 1999.
• LDPE polymer portion to reflect new 2007 ACC data
• See US LCI database (www.nrel.gov/lci) for data

• To be added in 2007 based on polypropylene profiles

• Originally developed in 1998 and updated in 1999.
• Styrene polymer portion to reflect new 2007 ACC data
• See US LCI database (www.nrel.gov/lci)

• Originally developed in 1998 and updated in 1999. Institute report available

• Originally developed in 1997.
• Update and expansion planned for 2009.
• Institute report available

• Originally developed in 2000 and 2001.
• Institute report available

• Originally developed in 1998.
• Adjusted and updated for US by substituting US cement profile, electricity grids and transportation distances.
• Institute report available

• Originally developed in 2001.
• Adjusted and updated for US electricity grids and transportation distances.
• Institute reports available
• EPDM black updated in 2009 and EPDM white added.

• Originally developed in 1998 and updated in 1999.
• PVC polymer portion to reflect new 2007 ACC data
• ·  See US LCI database (www.nrel.gov/lci) for data.
• Adding fiberglass frame in 2008