Join the International Ragweed Society (IRS) for 2025–2026

The International Ragweed Society (IRS) is a global community of researchers, clinicians, aerobiologists, environmental scientists, practitioners, policymakers, and other stakeholders dedicated to advancing ragweed science and reducing its impact on health, agriculture, and the environment.

By becoming a member, you join an international network committed to improving understanding, management, and communication around ragweed and its consequences. We invite you to renew or activate your membership for 2025–2026 and continue supporting the work and mission of the IRS.

Your membership helps to support:

• Scientific collaboration and knowledge exchange across countries
• Innovative research on ragweed biology, management, and health effects
• Educational initiatives and public awareness activities
• Networking opportunities with leading experts in aerobiology, allergy research, and environmental science

Biannual membership fees (2025–2026):

• Regular – 50 €
• Senior (> 65 years) – 30 €
• Student – 30 €
• Institutional – 200 €

Join us today! Fill out the 2025-2026 IRS Membership Form and pay your membership fee to become part of our dynamic community.

Another possibility to pay your Membership fee or to make a donation

Financial contacts for the INTERNATIONAL RAGWEED SOCIETY

Address: 1260 Nyon, Switzerland

Name of financial institute: Swiss Post, PostFinance, CH-3030 Bern, Switzerland

Account number: 91 – 445546 – 0 EUR

IBAN: CH95 0900 0000 9144 5546 0

Bank BIC: POFICHBEXXX

euroSIC clearing number of financial institute: 9000

Compulsory remarks:

1. Bank checks are NOT accepted.
2. Please use the code “OUR COST” for payments of membership fees. By paying the money transfer cost yourself, you allow IRS to invest more efficiently into projects for Ambrosia research. Do not pay Swiss Francs to the Swiss Post.

Thank you for supporting the work of the International Ragweed Society and for being part of our growing global community.