International Association for Impact Assessment

IAIA25: IA & Artificial Intelligence

Final Program Available

Earth Day

22 April

New Guidance Document

SEA and the Energy Transition

Impact Assessment and Tourism

New! Key Citations

Extraterrestrial Activities

Best Practice Principles Available

IAIA

The leading global network on impact assessment

Impact assessment, simply defined, is the process of identifying the future consequences of a current or proposed action. IAIA is the leading global network on best practice in the use of impact assessment for informed decision making regarding policies, programs, plans and projects. Members of IAIA believe that impact assessment is a practical tool for helping meet today's needs without compromising the opportunities of future generations. Our members are our greatest asset.

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IAIA Membership

Membership

Join IAIA members from over 120 nations in this inter-disciplinary network of individuals and organizations.

IAIA Events

Events

IAIA's annual conferences and regional meetings promote lively exchange and learning opportunities.

IAIA Publications & Resources

Resources

IAIA's publications, trainings, and resources share best practices in the field of impact assessment.

IAIA Affiliates

Affiliates

Operating in 17 countries, IAIA Affiliates are independent organizations promoting impact assessment regionally.

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News

2025 Institutional Award
Apr
20

2025 Institutional Award

Learn more about The Danish Centre for Environmental Assessment

2025 Corporate Initiative Award
Apr
4

2025 Corporate Initiative Award

Learn more about Hong Kong EPD's initiative

2025 Lifetime Achievement Award
Apr
4

2025 Lifetime Achievement Award

Learn more about winner Dr. John Sinclair

Promoting Global Well-Being: Celebrating World Health Day
Apr
4

Promoting Global Well-Being: Celebrating World Health Day

How HIA helps create communities where people can thrive

IAIA Mission, Vision & Values

IAIA is an organization with a voluntary membership of professionals from a diverse array of interests and organizations, all of whom are concerned with environmental stewardship and sustainability. Collectively, our goal is to protect, not harm, the earth and its environments and peoples.

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