German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

Dr. Thomas Sterr Prof. Dr. D. Günter Liesegang

Circular Economy a General Introduction to the “Core Cycle Waste”

Urumqi: Dryland Mega-City Development- Managing interconnected sensitive cycles -

May 8th, 2007, IUWA Heidelberg e.V., Heidelberg, Germany

University of Heidelberg, Germany AWI - Institute of Economics, Department of Business Administration

Contact address: IUWA, Tiergartenstraße 17, 69121 Heidelberg, Germany phone: +49/6221/64940-12, fax: -14; sterr@iuwa.de, www.iuwa.de

IUWA

Institute for Eco-Industrial Analyses Heidelberg e.V.

German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

Development of prices for demolition scrap

German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

Collection

Reduction

Reintegration

Marketing

Procurement

Production

PRODUCTION SIDE REDUCTION SIDE

LEGEND: Material flowMaterial flow Informational flow

Production-Reduction-Wheel

Reproduction in industry

German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

Minimization of downcycling processes

CONSUMPTION

RE

DU

CT

IONP

RO

DU

CT

ION

raw materials

incinerationenergy

modules

waste

product

old products

repairingcleaning

seperating

retrotransform.

dismantling

deposition

German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

yesWaste? (Waste definition according to §3.1 KrW-AbfG)

no

no

Recycling wasteThe technical process must be a

recognized legal method (acc. To Addendum II B Krlw-/AbfG)

2. Recycling (material recycling /

energy recovery) 3. Disposal (permanent exclusion

from the circular economy)(§10.1 KrW-AbfG)

No further mention in the

German waste law (KrW-/AbfG)

Disposal waste(acc. To Addendum II A Krlw-/AbfG)

yes

yes

1. Avoidance (§4.1 KrW-AbfG)

No documentation needed

Elaborate documentation needed

Legend: private economic actors public legal actors

Non-hazardous waste

Hazardous waste for recycling

Has to be recycled

Hazardous waste for disposal

Has to be disposed of

Documentation:

Hierarchy of waste the German waste law (KrW-AbfG)

German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

INPUTspace of general potentials

ecology

markt economy

law

organi-sation

waste problem

recycling-object

emo-tions

innovation

carrying capacity

prices, EoS

laws

flexibility

OUTPUT

technology

General dim. of obstacles for technosperic recycling

German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

Total waste quantities 340.5 Mio to. 100%

thereof Building waste 188.6 Mio to. 55 %

Mining waste 50.5 Mio to. 15 %

Waste from production 53.0 Mio. to. 16 %

Residential waste 48.4 Mio. to. 14 %

(packaging waste / household waste) (10.6 / 37.8 Mio. to.)

Recycling rates

Building waste 162,7 Mio. to. 86 %

Waste from production 30,1 Mio to. 58 %

Residential waste 26 Mio. to. 57 %

thereof Glass 3,1 Mio. to. 100%

Paper, cardboard, packaging 7,7 Mio. to. 99%

Biological waste 7,7 Mio. to. 99%

Sludge 1,4 Mio. to. 58%

Waste Management in Germany official figure from 2004)

German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

European Metropolitan Region of Rhein-Neckar

Q: /www.bedandroses.de/files/jpg/Homepageregion_Kopie.jpg(Internetbesuch vom 25.02.2007)

German-Chinese Workshop on Waste Management; HD, 8th of May 2007 © IUWA / Sterr 2007

Union of the Waste Industry in Rhine-Neckar

Heidelberg (HD)Composting of native organic biological waste: up to 35,000 tons per annum

Mannheim (MA)non-recyclable household waste (B) and sludge: thermal treatment up to 380,000 tons per annum

Rhein-Neckar-Kreis (yellow)

Non-recyclable inert materials suitable for landfills (ground excavation, construction waste etc.)

source:www.rhein-neckar-kreis.de/servlet/PB/menu/1143900_pcontent_l1/navigate1150899786045.html