Stockholm Convention on Persistent Organic Pollutants

Stockholm Convention on Persistent Organic Pollutants
Name	Stockholm Convention on Persistent Organic Pollutants
Type	Multilateral environmental agreement
Date signed	22 May 2001
Location signed	Stockholm, Sweden
Date effective	17 May 2004
Condition effective	90 days after ratification by 50 states
Signatories	152
Parties	186
Depositor	Secretary-General of the United Nations
Languages	Arabic, Chinese, English, French, Russian, Spanish
Website	http://chm.pops.int/

Stockholm Convention on Persistent Organic Pollutants is a global treaty to protect human health and the environment from chemicals that remain intact for long periods, become widely distributed geographically, accumulate in the fatty tissue of humans and wildlife, and have harmful impacts. Adopted under the auspices of the United Nations Environment Programme, the convention entered into force in 2004 and has been ratified by the majority of the world's nations. It mandates parties to take measures to eliminate or restrict the production and use of intentionally produced persistent organic pollutants, and to manage and reduce releases of unintentionally produced ones.

Background and history

The scientific foundation for the convention emerged from decades of research documenting the long-range transport and toxic effects of chemicals like DDT and PCBs. Seminal studies, such as those by Rachel Carson in Silent Spring, raised public awareness. International momentum grew through forums like the United Nations Conference on Environment and Development in Rio de Janeiro, which led to the establishment of the Intergovernmental Forum on Chemical Safety. Formal negotiations began in 1998, facilitated by the Intergovernmental Negotiating Committee, culminating in the adoption of the text in Stockholm in 2001. Key drivers included advocacy from the International POPs Elimination Network and support from nations like Canada and Sweden.

Objectives and scope

The overarching objective is to safeguard human health and ecosystems by reducing and ultimately eliminating releases of persistent organic pollutants. Its scope covers chemicals intentionally produced for various industrial and agricultural applications, as well as those unintentionally generated as by-products, such as from waste incineration or certain industrial processes. The convention operates on the precautionary principle, as outlined in the Rio Declaration on Environment and Development, allowing for action even in the face of scientific uncertainty. It specifically aims to protect vulnerable populations and remote regions like the Arctic, which are particularly affected by long-range atmospheric transport.

Listed substances and criteria

Substances are listed in Annexes A (elimination), B (restriction), or C (unintentional production) based on a rigorous scientific review process conducted by the Persistent Organic Pollutants Review Committee. Criteria for listing include persistence, bioaccumulation, potential for long-range environmental transport, and adverse effects. The initial "dirty dozen" listed in 2004 included pesticides like Aldrin and Endrin, industrial chemicals like Hexachlorobenzene, and by-products like Dioxins and furans. Subsequent meetings of the Conference of the Parties, such as those in Geneva and Rome, have added numerous other chemicals, including Decabromodiphenyl ether, Perfluorooctanoic acid, and Pentachlorophenol.

Implementation and compliance

Parties are required to develop and implement a National Implementation Plan to meet their obligations. Key measures include prohibiting or restricting the production and use of listed chemicals, adopting best available techniques for reducing unintentional releases, and establishing systems for the environmentally sound management of stockpiles and wastes. The convention established a financial mechanism, initially overseen by the Global Environment Facility, to assist developing countries and countries with economies in transition. A compliance committee, established by the Conference of the Parties, reviews national reports and addresses cases of non-compliance, promoting a facilitative rather than punitive approach.

Amendments and reviews

The convention is designed as a "living treaty," allowing for the listing of new chemicals through amendments adopted by the Conference of the Parties. The process involves proposals from parties, rigorous assessment by the Persistent Organic Pollutants Review Committee, and a consensus or voting decision. Major amendment packages, often named for the host city, include those adopted at COP4 in Geneva and COP9 in Rome. The convention is also subject to periodic effectiveness evaluations, which assess its progress and inform future decisions, ensuring its measures remain scientifically robust and responsive to new challenges.

Relationship with other agreements

The Stockholm Convention is one of several cornerstone international chemical management agreements and is closely synergistic with the Rotterdam Convention on Prior Informed Consent and the Basel Convention on the Control of Transboundary Movements of Hazardous Wastes. Together, they are often referred to as the "BRS Conventions" and hold concurrent meetings of the Conference of the Parties to enhance cooperation. It also interacts with other frameworks like the Strategic Approach to International Chemicals Management, regional agreements such as the Convention on Long-range Transboundary Air Pollution, and sectoral treaties like the Minamata Convention on Mercury.

Category:Environmental treaties Category:2001 in the environment Category:United Nations treaties