1. Challenges for Wind Farm Development in Bulgaria: The Environmental Aspect Case study: Saint Nikola Wind Farm, Kavarna April 2009

2. 1 AES is Among the Largest Global Power Companies 1,173 MW Wind Generation in the United States 14 Utilities worldwide, serving 11 million customers, with sales of 77,000 GWh 132 Power plants worldwide totaling approximately 43 GW gross generation capacity Fuel Type Coal Gas Other Thermal Renewables Geography Latin America North America Europe, CIS & Africa Asia & Middle East

3. 2 Agenda The AES Saint Nikola Wind Farm Project Our commitments Commitments into action

4. 3 156 MW renewable energy to Bulgaria energy system  This project is the largest wind generation project in Bulgaria amounting to EUR 270 M  The 156 MW wind farm will strengthen the economic and political position of Bulgaria as a key factor at the regional energy market.  The project implementation will ensure the development of the energy system of the country in-line with the European and Bulgarian environmental requirements.  The value of the orders placed to local companies as a result of the construction will be set at EUR 40 M. The AES Saint Nikola Project 1|5

5. 4 The AES Saint Nikola Project 2|5

6. 5 The AES Saint Nikola Project 3|5

7. 6 The AES Saint Nikola Project 4|5 52 Vestas V90 3.0 MW turbines 60km of energy collection system 33/110kV substation 5km grid connection

8. 7 The AES Saint Nikola Project 5|5

9. 8 Our stakeholders Government Local authorities Local society Bulgarian Academy of Science NGO’s Local business Turbine supplier Banks Employees Bulgaria learning curve Ministry of Environment and Water Municipality Grid Operator State Energy & Water Regulatory Commission 2000MW 2020 - goal Society and NGOs 159MW installed Jan 2009 NEK Regional Inspectorate of Environment & Water

10. 9 Our commitments 1|3 EIA Report “living”, constantly evolving document major scientific work EIA Permit sets the requirements and the conditions supplemented by the Lenders’ requirements Environmental Impact Assessment

11. 10 Our commitments 2|3 Collision Risk Modeling Cumulative ornithological impact assessment More extensive literature review on migrations Noise and Visual impact assessment Additional Environmental Work

12. 11 Our commitments 2|3 Visual impact model

13. 12 Our commitments 2|3 Noise model A B C E F G H D

14. 13 Our commitments 3|3 Environmental Management and Monitoring Plan (EMMP) Public Consultation and Disclosure Plan (PCDP) Supplemental Information Report (SIR) Non-Technical Summary (NTS) Additional Environmental Work

15. 14 Commitments Into Action 1|2 Environmental Officer Ornithologists (IEO, SFO) Environmental Management System Fauna conservation Migration Wintering studies Nesting periods Community Health & Safety Construction Phase

16. 15 Commitments Into Action 2|2 Radar system for early bird-detection Extensive expert monitoring Bird collision monitoring (Collision risk model) Turbine shut down system Operational Phase

17. 16 Summary Considerable analysis Best-practice management Collaboration with all stakeholders

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21. 20 THANK YOU FOR YOUR ATTENTION! Teodor Bobochikov General Manager AES Wind Bulgaria teodor.bobochikov@aes.com