New NAMEA-based normalisation reference for Europe year 2000 - - PowerPoint PPT Presentation

New NAMEA-based normalisation reference for Europe year 2000

Presentation for LCM2007 - the 3rd International Conference on Life Cycle Management, Zürich, 2007.08-27-29

Marianne Wesnæs & Bo Weidema 2.-0 LCA consultants

Construction of the new normalisation reference

Data basis:

– Input-Output tables at 60 industry level from 20 EU countries – Emission statistics for 50-70 % of total economic

• utput (most for CO2, least for e.g. CO, PM, Pb)

Extrapolation of emission coefficients (e.g. CO2/EUR) to countries not covered

EUROSTAT Input-output tables

Covered Not covered

Austria Italy Czech Republic Belgium Ireland Latvia Germany Malta * Lithuania Denmark Netherlands Luxembourg Estonia Poland Bulgaria Spain * Portugal Romania France Sweden Cyprus Finland Slovenia Greece Slovakia * Hungary United Kingdom *

* Supply-Use tables

More than 98% of total economic

• utput for EU-27 is

covered

Data for emissions from National Statistics

Air emissions Carbon dioxide, Carbon monoxide, Methane, Ammonia, Dinitrogen monoxide, Nitrogenoxides, Sulfur dioxide, NMVOC, Particulates, Lead Coverage: Water emissions Nitrogen, Phosphorus From 8 National Statistics: DE, DK, ES, HU, IT, NL, SE, GB

Additional Data

Air emissions from UK National Statistics Arsenic, Cadmium, Chromium, Copper, Mercury, Nickel, Selenium, Vanadium, Zinc Import Soil emissions from EIPRO Antimony, Arsenic, Atrazine, Barium, Cadmium, Carbaryl, Chromium, Cobalt, Copper, Lead, Mercury, Nickel, Phosphorus, Selenium, Zinc Import included by the use of the US NAMEA database (CEDA 3.0 by Suh, 2003)

New reference compared to RIZA/CML 1995

New Reference RIZA/CML Year: 2000 1995 Area: EU-27 Western Europe Perspective: Emissions from final consumption Emissions from production

Results compared to RIZA/CML (from EIPRO)

Environmental exchange Unit New Reference EU-27 Consumption year 2000 RIZA/CML EU-25 Production year 1995 Ratio New ref/ RIZA-CML Air emissions Ammonia kg 4.36E+09 3.68E+09 1.18 Arsenic kg 2.46E+05 2.00E+05 1.23 Carbon dioxide kg 3.56E+12 3.52E+12 1.01 Carbon monoxide kg 3.23E+10 4.45E+10 0.73 Dinitrogen monoxide kg 1.36E+09 1.35E+09 1.01 Lead kg 2.39E+06 1.30E+07 0.18 Methane kg 3.02E+10 2.11E+10 1.43 Nitrogen dioxide kg 1.16E+10 1.47E+10 0.79 NMVOC kg 6.19E+09 3.22E+10 0.19 Particulates, < 10 um kg 3.46E+09 1.40E+09 2.47 Sulfur dioxide kg 7.31E+09 2.49E+10 0.29

2000/1995 difference

Results compared to RIZA/CML (from EIPRO)

Environmental exchange Unit New Reference EU-27 Consumption year 2000 RIZA/CML EU-25 Production year 1995 Ratio New ref/ RIZA-CML Energy carriers: Coal, hard, in ground kg 5.69E+11 6.26E+10 9.1 Gas, natural, in ground m3 1.51E+12 3.03E+11 4.98 Oil, crude, in ground kg 1.58E+12 3.36E+11 4.69

Water emissions:

Phosphorus kg 3.56E+08 2.37E+09 0.15 Soil emissions: Arsenic kg 2.98E+03 2.63E+04 0.11 Copper kg 1.34E+07 2.16E+08 0.06

Difference in perspective

Midpoint results

Unit New Reference RIZA/CML Ratio New/ RIZA/CML Acidification m2 UES 3.81E+11 1.06E+12 0.36 Ecotoxicity, aquatic kg-eq. TEG w. 3.08E+14 6.55E+14 0.47 Ecotoxicity, terrestrial kg-eq. TEG soil 9.27E+12 1.14E+12 8.16 Eutrophication, aquatic kg NO3-eq. 2.73E+10 2.10E+10 1.3 Eutrophication, terrestrial m2 UES 9.94E+11 1.01E+12 0.98 Global warming kg CO2-eq. 4.72E+12 5.13E+12 0.92 Human tox, carcinogens kg C2H3Cl-eq. 1.73E+10 2.19E+10 0.79 Human toxicity, non-carc. kg C2H3Cl-eq. 1.70E+10 8.36E+10 0.2 Photochemical ozone, veg. m2*ppm*hours 5.37E+13 6.76E+13 0.79 Respiratory inorganics kg PM2.5-eq. 4.80E+09 4.23E+09 1.14 Mineral extraction MJ extra 9.12E+10 1.41E+11 0.65 Nature occupation m2 arable land 2.73E+12 1.41E+12 1.94 Non-renewable energy MJ primary 1.40E+14 7.33E+13 1.91 Ozone layer depletion kg CFC-11-eq. 3.00E+06 9.83E+07 0.03 Respiratory organics person*ppm*hours 5.63E+09 4.83E+09 1.17

Difference in perspective 2000/1995 difference

Advantages of the new normalisation reference

• Consumption perspective: Corresponds to

LCA perspective (= LCA result for the sum

• f all products consumed in EU-27)
• More frequent updating: In principle

annuallly, since IO-data and most of the emissions statistics are available at annual intervals.

Uncertainties

• Extrapolation of emissions from 50-70% to

100% – validated against EU-27 totals from (e.g. UNFCCC for CO2)

• Lacking emissons data – surprisingly small

difference to RIZA/CML also for toxicity => mainly a problem if you have a speciality product with good data for toxic substances that are not in the normalisation reference

Available from

www.lca-net.com