South Texas Polyolefins and FlexPack Conference 2011 February 27 th – March 4 th By John G. Waffenschmidt, Vice President Environmental Science and Community Affairs Certified Ecologist

JGW27872 Who is Covanta?

Leading Producer of Energy-from-Waste Largest Energy-from-Waste (EfW) operator in the world –Global presence; local relationships –North America, Asia & Europe –4,000 employees 44 EfW facilities owned and/or operated –Serve more than 20 million people –19+ million tons of waste per year –9,000,000 MW-hr of renewable electricity/yr –400,000+ tons of metal recycled each year JGW27873 Covanta Operates in 18 States and Canada Covanta Number one position in the U.S. Energy-from-Waste industry

4 Energy from Waste is used extensively worldwide –780 EfW facilities; 140 million tons per year (TPY) EfW Recycling/ Composting Landfill U.S. 89 EfW facilities 29 million TPY Western Europe 388 EfW facilities 62 million TPY Asia 301 EfW facilities 48 million TPY Energy from Waste Industry JGW2787

5 Solid Waste Management Hierarchy 5 JGW2787

6 Environmental Management System Continuous Emission Monitoring System (CEMS) Odors Burned in Boilers Ash Wetted High-temperature Combustion Acid Gas Scrubbers Baghouse or ESP Carbon Injection* Tall Stack Manual Stack Tests Typical Energy from Waste Facility Air Pollution Control Systems Enclosed Unloading and Storage Areas Urea Injection* * Some Plants JGW2787

7 Companies with a Zero Landfill Disposal Objective 7 JGW2787

8 Market Issues Affecting EfW Tax/Legislative incentives created the industry without them, key drivers were eliminated Disposal, energy costs declined –Large regional landfills –Transportation systems –Deregulation All impacts to Commons not monetized EfW image as smokestack industry NIMBY

JGW27879 Technical Issues Affecting EfW Dioxin/Combustion Efficiency Acid gases Mercury Overall emissions control efficiency Corrosion/Erosion Bulkies

10 Air Emissions - Mercury JGW2787

11 Air Emissions - Dioxins JGW2787

12 Steam Exporting Covanta Facilities FacilityTurbine MWhr Export Steam Klb/hr Industries Served Huntsville, AL400U.S. Army Indianapolis, IN6.5494Pharmaceuticals, Chemicals, Downtown Heating and Cooling Niagara, NY Chemicals, Paperboard, Industrial Gases Pittsfield, MA0.8645Papermaking Tulsa, OK Oil Refining Burnaby, BC Papermaking JGW2787

13 Covanta Niagara Steam Supply

JGW Solid Waste and Environmental Issues of Today Zero Emissions (Precautionary Principle) Zero Waste Producer Responsibility / Product Stewardship Environmental Justice

15 CWI Emissions Performance Bonus Index for 2009 JGW2787 Six pollutants combined in an index and facilities are measured against themselves – not the fleet

“reduce NOx emissions” 16

Mercury emissions 17

Dioxin emissions 18 Note: 38 Facilities reported in 2010

Covanta Mercury Collection JGW Thermostats9369 Thermometers4855 Other Hg661.4 lbs. Total Hg764.3 lbs 39 out of 42 facilities participating January 2009 to June 2010

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23 Worldwide Mercury Discharges

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25 Fishing for Energy Partnership National Fish & Wildlife Foundation Covanta Energy NOAA’s Marine Debris Program Schnitzer Steel Industries

JGW Fishing for Energy

27 Clinton Global Initiative – Project Kaisei Covanta Energy and Project Kaisei have joined forces to clean up ocean debris as part of a project commitment with the Clinton Global Initiative. JGW2787

28 Covanta Environmental Justice Policy “Covanta Energy Corporation believes in the meaningful opportunity for all people, regardless of race, ethnicity, color, income, national origin, or education level to be knowledgeable and have the right to participate in decisions which are made about actions in their neighborhoods”.

JGW Summary EfW – a superior disposal alternative to landfilling Technical issues facing the industry have been addressed Covanta is addressing issues raised by concerned interest groups

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