1. LMA(N)’s INTEGRATED MANAGEMENT SYSTEM of MSW

2. Shareholders Position % 10 6 PTE Parque Expo’98 S.A.26,01 170 Empresa Geral de Fomento25,01 075 Câmara Municipal de Lisboa20,0 900 EDP11,0 495 Câmara Municipal de Loures10,0 450 Câmara Municipal da Amadora 4,0 180 Câmara Municipal de V.F. Xira 4,0 180 Total100,04 500

3. Data Regarding LMA(N) in 2000 area 593 km 2 0,66% population 1 169 115 hab 11,7% MSW production 736 104 Mg /year 19,01% % national amount

4. Reception of MSW in LMA(N) ( 2000 ) TOTAL 736 104 (Mg/year ) Amadora Municipality Lisboa Municipality Loures Municipality V.F.Xira Municipality Mixed Waste Collection 70 148 344 984 161 429 48 465 Separate Waste Collection 1 838 19 751 5 210 1 677 Total 71 986 364 735 166 639 50 142 Sub-total 625 026 28 476653 502 Private companies82 5604282 602 Sub-total 707 586 28 518653 502

5. (Mg/year) 300 000 400 000 500 000 600 000 700 000 800 000 900 000 1989199419992004200920142019 Past values: 1989-1999 Predicted values: 2000-2020 Evolution of the Production of MSW

6. Organics 36% Textiles 6% Others 5% Glass 7% Plastics 10% Fines 11% Paper/Card 26% Metals 2% MSW Stream by Weight

7. CO2+H2O COMPOST AGRICULTURE Electricity Clean Air Emissions PAPER/CARD METAL + PLASTIC GLASS INERTIZATION LANDFILL RESIDUAL SOLIDS INERTIZED RESIDUAL SOLIDS ITVE CIVIL CONSTRUCTION RECYCLING INDUSTRY BOTTOM- ASH Ferrous metal Non-ferrous metal INERTS CTRSU CTE ETVO Mixed Waste Collection PACKAGING GLASS PAPER/CARD. Separate Waste Collection Biodeg. Waste Integrated Management System

8. 0 100,000 200,000 300,000 400,000 500,000 600,000 700,000 800,000 900,000 199820002002200420062008201020122014201620182020 Mg/year Selective Collection Anaerobic Digestion Incineration Landfill MSW distribution by Operating Units

9. (Mg/year ) Separate Waste Collection Evolution

10. … Separate Waste Collection Evolution by Target Materials

11. (% of selective collection per target material and per capita generation) PAPER/CARDBOARD 19,2 % 14,6 kg/inh GLASS 21,2 % 8,2 kg/inh PACKAGING WASTE 3,2 % 1,7 kg/inh … Separate Waste Collection by Target Materials - 2000

12. CTRSU Central de Tratamento de Resíduos Sólidos Urbanos Waste-to-energy Plant Location: S. João da Talha, municipality of Loures

13. CTRSU Technical Characteristics (average values in 20 years) Incineration Capacity 2 000 Mg/day max640 000 Mg/year Energy for REN (net) 452 kWh/Mg MSW290 GWh/year Power for REN (net) 39 MW

14. Air Emission Limits ParametersUnits Dust mg/Nm 3 HCl» SO 2 » HF» NO x » CO» Pb+Cr+Cu+Mn Ni+As » » Cd+Hg» Total Organic Compounds (TOC) » Dioxinsand Furans (PCDD+PCDF) ng/Nm 3 TEC Directive 89/369/CEE Port. 286/93 30 50 300 2 na 100 5.0 1.0 0,2 20 na Specification CTRSU 20 50 1 250 50 0,5 0,1 10 0,1 Valores de compromisso CTRSU 10 20 50 0,8 250 50 0.5 0.3 0,08 10 0,05

15. Monitoring Programs Air quality (continuous and discontinuous) Water and sediments quality Terrestrial and estuary ecosystems Trace elements Noise Public health surveillance Residents attitude (Psycho-social) CTRSU 5 km 10 km

16. Location: Vale do Forno, municipality of Lisboa CTE Central de Triagem e Ecocentro Sorting Plant and Drop-off center

17. Area: 3 ha Technological Process: Manual and Mechanical Sorting Process MSW Origin: Glass, Paper/Card and Packaging Waste separate collection Maximum Process capacity: 105 000 Mg per year Contract delivery: January 2000 CTE Central de Triagem e Ecocentro

18. Estação de Tratamento e Valorização Orgânica Location: Freguesia de S. Brás, municipality de Amadora ETVO Organic Valorisation Plant

19. Location ETVO

20. Technological Process: Anaerobic Digestion With Energy Production Area: 3 ha MSWs: Biodegradable Waste Selectivly collected in Restaurants, Canteens, Market Places, Hotels and others. Treatment Products : Electricity (12 MWh/year) Compost (12 000 t/year) Process maximum capacity: 40 000 Mg per year in a 1st phase 60 000 Mg per year in a 2nd phase Estação de Tratamento e Valorização Orgânica ETVO

21. Process diagram biodegradable waste wheighting pretreatment glass, rocks, plastics anaerobic digestion dehidration precomposting in closed hall postcomposting biogaselectric energy exaust air biofilter municipal sewer water treatment compost refining Final compost glass, rocks, plastics biodegradable waste wheighting pretreatment glass, rocks, plastics anaerobic digestion dehidration precomposting in closed hall postcomposting biogaselectric energy exaust air biofilter municipal sewer water treatment compost refining Final compost glass, rocks, plastics biodegradable waste wheighting pretreatment glass, rocks, plastics anaerobic digestion dehidration precomposting in closed hall postcomposting biogaselectric energy exaust air biofilter municipal sewer water treatment compost refining Final compost glass, rocks, plastics biodegradable waste wheighting pretreatment glass, rocks, plastics anaerobic digestion dehidration precomposting in closed hall postcomposting biogaselectric energy exaust air biofilter municipal sewer water treatment compost refining Final compost glass, rocks, plastics

22. Offered Bids ETVO

23. Abrantina / OWS / Hidrocontrato / ABB Bidder 1

24. Hagen / SGE Environment Bidder 2

25. Mota & Companhia / Urbaser / Bioenergie Bidder 3

26. Somague / Ensul / Haase Bidder 4

27. Koch / Edifer / Linde / Sopol Bidder 5

28. ECOP / HLC / Steimuller Valorga Bidder 6

29. Landfill Location: Mato da Cruz, municipality of Vila Franca de Xira

30. (Mg/month) JANFEVMARABRMAIJUNTOTAL MSW 10 521 9 825 12 258 18 607 8 755 7 39767 362 Bottom-ash 8 056 8 008 7 656 7 192 8 900 8 455 48 267 Inertised fly-ash 4 981 4 043 4 558 3 273 4 910 4 235 26 001 Paper 233 241 272 241 279 284 1 550 Glass 252 194 704 618 702 743 3 215 Packaging 0 0 0 49 146 153 347 Waste reception at landfill (1 st semester 2000)

31. Structure:MSW cells Inertised fly-ash cell Bottom-ash valorisation plant Recycable materials reception Waste water pre-treatment plant Support buildings Area: 41 ha Landfill

32. Inertised fly-ash cell Wastewater pretreatment MSW cell ITVE VFX MSW old cell Drop-off center Landfill

33. Monitoring programs leachates Underground and superficial flow stream (8 piezómetros e 3 furos) biogás (V.F. Xira and Valorsul cells) Landfill

34. Area: 2,8 ha Technological Process: Bottom-ash maturation and separation of ferrous and non- ferrous metals MSW origin: CTRSU Capacity:200 000 Mg per year (130 000 in 1st phase) Location:Sanitary Landfill ITVE Instalação de Tratamento e Valorização de Escórias Bottom-ash Valorization Plant

35. Project delivery:27th July 1999 Civil works start-up:August 1999 Start-up:August 2000 ITVE Instalação de Tratamento e Valorização de Escórias

36. ITVE Process diagram

37. Central de Tratamento de Resíduos Sólidos Urbanos - CTRSU Dezembro1996 Novembro 1997Novembro 1998 Agosto 1999

40. Furnace Boiler CTRSU Central de Tratamento de Resíduos Sólidos Urbanos

42. 0 10 000 20 000 30 000 40 000 50 000 60 000 JANFEVMARABRMAIJUN Delivered MSWIncinerated MSW JANFEVMARABRMAIJUNTOTAL Delivered MSW48 53249 50149 03338 05654 83049 811289 764 Incinerated MSW51 67939 35039 34842 24540 57745 306258 505 (Mg/month) MSW delivery at CTRSU (1st semester 2000)

43. 0 5 000 10 000 15 000 20 000 25 000 30 000 JANFEVMARABRMAIJUN Exported ElectricitySelf-Consumption JANFEBMARAPRAPRMAYJUNTOTAL Exported Electricity25 42418 09717 85719 74219 60325 051125 774 Self-Consumption4 0523 4423 2633 5863 5753 65921 577 Total Electricity29 47621 53921 12023 32823 17828 710147 351 (MWh) Energy Production (1st semester 2000)

44. (Mg/month) JANFEBMARAPRAPRMAYJUNTOTAL Bottom-ash8 3427 9257 5237 1708 8068 40948 175 Fly-ash5 2384 0804 4973 2964 9994 25526 365 Ferrous metals 436 220 566 656 637 5563 070 Generated Sub-products (1st semester 2000)

45. Old Landfill Recovery Landscape recovery of Santa Iria da Azóia Landfill used by Loures and Vila Franca de Xira municipalities untill close-up in 1996

46. Closure and Landscape recovery of Mato da Cruz Landfill used by Loures and Vila Franca de Xira municipalities between 1996 and 1998 Old Landfill Recovery

47. Closure and Landscape recovery of Vale do Forno Landfill used by Lisboa and Amadora municipalities until close-up in 1998 Old Landfill Recovery