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Ecological Aspects of Biological Invasions (2/3)

Governance Economics of Biological Invasions Selected CBA Case Studies Conclusion

Ecological Aspects of Biological Invasions (2/3)

Conceptual model by Planty-Tabacchi (1993):

introduction

colonization (settlement)

development, either destruction or integration extension

Williamson and Fitter (1996): rule of 3 times 10. In general, 1000 imported species→100 considered introduced→10 naturalized→only 1 invasive.

Ecological Aspects of Biological Invasions (2/3)

Conceptual model by Planty-Tabacchi (1993):

introduction

colonization (settlement)

development, either destruction or integration extension

Williamson and Fitter (1996): rule of 3 times 10. In general, 1000 imported species→100 considered introduced→10 naturalized→only 1 invasive.

Outline Introduction Ecological Aspects of Biological Invasions Governance Economics of Biological Invasions Selected CBA Case Studies Conclusion

Area of origin Exports

Introduction Local system

Anthropic System Natural System

Elimination

Development

Competition

Extension Colonization Competitive exclusion

Governance (1/2)

First international program in 1982, Ecology of Biological Invasions, initiative of theScientific Committee on

Problems of the Environment (SCOPE)

Several volumes out of this program: Australia (1986), US and Hawaii (1986), South Africa (1986), Europe and Mediterranean countries (1990), tropics (1991).

First world conference in Trondheim (Norway), 1996.

Recommendations leading to the Global Invasive Species Programme (GISP) in 1997

Approved by more than 50 countries. Outputs includeThe Economics of Biological Invasionsby Perrings, Williamson and Dalmazzone (2000).

Outline Introduction Ecological Aspects of Biological Invasions Governance Economics of Biological Invasions Selected CBA Case Studies Conclusion

Governance (1/2)

First international program in 1982, Ecology of Biological Invasions, initiative of theScientific Committee on

Problems of the Environment (SCOPE)

Several volumes out of this program: Australia (1986), US and Hawaii (1986), South Africa (1986), Europe and Mediterranean countries (1990), tropics (1991).

First world conference in Trondheim (Norway), 1996.

Recommendations leading to the Global Invasive Species Programme (GISP) in 1997

Approved by more than 50 countries. Outputs includeThe Economics of Biological Invasionsby Perrings, Williamson

Governance (1/2)

First international program in 1982, Ecology of Biological Invasions, initiative of theScientific Committee on

Problems of the Environment (SCOPE)

Several volumes out of this program: Australia (1986), US and Hawaii (1986), South Africa (1986), Europe and Mediterranean countries (1990), tropics (1991).

First world conference in Trondheim (Norway), 1996.

Recommendations leading to the Global Invasive Species Programme (GISP) in 1997

Approved by more than 50 countries. Outputs includeThe Economics of Biological Invasionsby Perrings, Williamson and Dalmazzone (2000).

Outline Introduction Ecological Aspects of Biological Invasions Governance Economics of Biological Invasions Selected CBA Case Studies Conclusion

Governance (1/2)

First international program in 1982, Ecology of Biological Invasions, initiative of theScientific Committee on

Problems of the Environment (SCOPE)

Several volumes out of this program: Australia (1986), US and Hawaii (1986), South Africa (1986), Europe and Mediterranean countries (1990), tropics (1991).

First world conference in Trondheim (Norway), 1996.

Recommendations leading to the Global Invasive Species Programme (GISP) in 1997

Approved by more than 50 countries. Outputs includeThe Economics of Biological Invasionsby Perrings, Williamson

Governance (1/2)

First international program in 1982, Ecology of Biological Invasions, initiative of theScientific Committee on

Problems of the Environment (SCOPE)

Several volumes out of this program: Australia (1986), US and Hawaii (1986), South Africa (1986), Europe and Mediterranean countries (1990), tropics (1991).

First world conference in Trondheim (Norway), 1996.

Recommendations leading to the Global Invasive Species Programme (GISP) in 1997

Approved by more than 50 countries. Outputs includeThe Economics of Biological Invasionsby Perrings, Williamson and Dalmazzone (2000).

Outline Introduction Ecological Aspects of Biological Invasions Governance Economics of Biological Invasions Selected CBA Case Studies Conclusion

Governance (2/2)

International laws: convention on biological diversity in 1992, and the Berne convention (also in 1992).

Amendment to the International Convention on Plant Protection (ICPP), which now includes ”pest quarantine”.

CBA is now adopted as a guide for plant protection:

recommendations of ICPP, in US, Australia and New-Zealand.

Also recommended by European Commission regarding decisions affecting biodiversity.

CBA is compatible with establishment of white/black lists in international trade

Governance (2/2)

International laws: convention on biological diversity in 1992, and the Berne convention (also in 1992).

Amendment to the International Convention on Plant Protection (ICPP), which now includes ”pest quarantine”.

CBA is now adopted as a guide for plant protection:

recommendations of ICPP, in US, Australia and New-Zealand.

Also recommended by European Commission regarding decisions affecting biodiversity.

CBA is compatible with establishment of white/black lists in international trade

Outline Introduction Ecological Aspects of Biological Invasions Governance Economics of Biological Invasions Selected CBA Case Studies Conclusion

Governance (2/2)

International laws: convention on biological diversity in 1992, and the Berne convention (also in 1992).

Amendment to the International Convention on Plant Protection (ICPP), which now includes ”pest quarantine”.

CBA is now adopted as a guide for plant protection:

recommendations of ICPP, in US, Australia and New-Zealand.

Also recommended by European Commission regarding decisions affecting biodiversity.

CBA is compatible with establishment of white/black lists in international trade

Governance (2/2)

International laws: convention on biological diversity in 1992, and the Berne convention (also in 1992).

Amendment to the International Convention on Plant Protection (ICPP), which now includes ”pest quarantine”.

CBA is now adopted as a guide for plant protection:

recommendations of ICPP, in US, Australia and New-Zealand.

Also recommended by European Commission regarding decisions affecting biodiversity.

CBA is compatible with establishment of white/black lists in international trade

Outline Introduction Ecological Aspects of Biological Invasions Governance Economics of Biological Invasions Selected CBA Case Studies Conclusion

Governance (2/2)

International laws: convention on biological diversity in 1992, and the Berne convention (also in 1992).

Amendment to the International Convention on Plant Protection (ICPP), which now includes ”pest quarantine”.

CBA is now adopted as a guide for plant protection:

recommendations of ICPP, in US, Australia and New-Zealand.

Also recommended by European Commission regarding decisions affecting biodiversity.

CBA is compatible with establishment of white/black lists in international trade

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