1. R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: 0© Nokia Siemens Networks drive energy efficiency Common challenges Stephan Scholz CTO and Head of Research and Technology Platforms Nokia Siemens Networks

2. 1© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: Why does environment matter in ICT sector? Regulation Ethical purchasing behaviour Corporate responsibility CO 2 € Energy consumption Energy sources New business opportunities

3. R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: 2© Nokia Siemens Networks ICT will have net positive impact on the environment Minimize Life-cycle thinking Combine Environmentally sustainable business solutions Maximize Expansion and innovations for use of communications technology and services in the society

4. 3© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: ICT accounts for 2% of worldwide emissions PCs and Monitors (excluding embodied energy) Servers (including cooling) Fixed-line telecoms Printers LAN & office telecoms Mobile telecoms Source: Gartner – IT Vendors, Service Providers and Users Can Lighten IT’s Environmental Footprint, December 2007 6% 39% 7% 9% 15% 23% 98% The rest of the global economy Total carbon emissions 2% ICT industry ICT carbon emissions breakdown Minimize

5. 4© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: Minimize Common challenges drive energy efficiency Corporate sites 12% Switch sites 21% Maintenance vehicles 1% Retail 1% Mast sites 65% ~ 86 % of a mobile operators energy is used by the Network (ABI research) Over 90% of Nokia Siemens Networks’ CO2 emissions come from our products during their use time Own operations Reuse Recovery Recycling Disposal Supplier Network Management Design for Environment Raw materials Logistics Manufacturing Use

6. 5© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: Renewable energy – goals for mobile industry GSMA Green Power for Mobile Renewable energy sources, such as solar, wind, or sustainable biofuels, to power 118,000 new and existing off-grid base stations in developing countries by 2012. => Would save up to 2.5 billion litres of diesel per annum and cut annual carbon emissions by up to 6.8 million tonnes. Nokia Siemens Networks commitment Renewable energy will be our first choice for remote base stations by 2011 Minimize

7. 6© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: Double challenge - Cost of energy and sources for energy *NSN operational efficiency benchmarking ** GSMA Cost of energy out of overall network operational cost can be as high as 15 - 30 % in developing markets* (in developed markets around 10%) Every year 75,000 new mobile base stations requiring their own power source as they are not connected to a main grid** Unpredictable cost of fuel + logistical challenges of building and maintaining more remote sites => renewable energy sources can bring significant financial and environmental benefits Combine

8. 7© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: Maximize The opportunity: half a trillion euros *A report by The Climate Group on behalf of the Global eSustainability Initiative (GeSI) Offset potential of ICT industry can be up to five times its own footprint*

9. 8© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: New opportunities emerging – Smart grids Central power plant Offices Houses Storage Micro- turbines Fuel cells Wind turbines Virtual power plant CHP Electricity grids function partly based on decisions made 120 years ago EU, US and various nations supporting Smart Grids Smart grids = intelligence in the grid + intelligence in the energy consumption People will reduce energy use based on information on current consumption ICT solutions make Smart Grid a reality Maximize

10. 9© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: Maximize Changes in energy markets open up an growth opportunity for ICT Source: Electric Power Research Institute (EPRI) ‘Intelligent’ ICT Infrastructure today Electrical ‘blind’ Infrastructure

11. 10© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: Maximize ICT infrastructure will make electricity grids interactive for both power generation and power consumption Smart GridSmart Metering Source: Electric Power Research Institute (EPRI) tomorrow

12. 11© Nokia Siemens Networks R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: ‘It takes a new way of thinking to solve the problems that we created by the old way of thinking.’ - Albert Einstein

13. R 255 G 211 B 8 R 255 G 175 B 0 R 127 G 16 B 162 R 163 G 166 B 173 R 104 G 113 B 122 R 234 G 234 B 234 R 175 G 0 B 51 R 0 G 0 B 0 R 255 G 255 B 255 Supporting colors: R 52 G 195 B 51 Primary colors: 12© Nokia Siemens Networks Thank you