The Thiess International Riverprize was first awarded in 1999, and has grown to become the world's most prestigious environmental award. There are now 12 international winners and more than 30 finalists who have demonstrated their outstanding achievement and commitment to restoring the world's rivers.
The Thiess International Riverprize was initially funded by Thiess Pty Ltd, and since 2003 has been funded by the International RiverFoundation.

2012 THIESS INTERNATIONAL RIVERPRIZE WINNER ANNOUNCED | Read Media Release
The Thiess International Riverprize winner for 2012 was announced on Tuesday 9 October, 2012, at the Riverprize Gala Dinner in Melbourne.
The 2012 Thiess International Riverprize winner is the Willamette River of Oregon, USA, Congratulations to the Meyer Memorial Trust on this fantastic achievement.
Due to the high calibre of this years applications, the judges also decided to present a Highly Commended award. This was given to the Nushagak River of Alaska, USA. Congratulations to the Bristol Bay Heritage Land Trust.
The other finalists in 2012 were Prespa Lakes of Greece, and the Okavango River of Angola, Namibia and Botswana.
The International RiverFoundation would like to thank all finalists and entrants in the 2012 Thiess International Riverprize.
Please click here to find out how to enter the Thiess International Riverprize for 2013.

• Small, innovative projects at the local community scale in the Mersey Basin, UK.
• Endowment funds for annual community projects, research and on ground works in the Grand River, Canada and Blackwood Basin Group, Australia.
• A regional art competition across Mekong River (South East Asia) member states encouraged school children to think about the river and environment. Winning artwork was used to produce the Mekong River Commission’s annual calendar.
• A unique school program for 600 fourth grade students in the region on the Alexander River Restoration Project, Israel.
• On ground projects in the Siuslaw Basin and St Johns River, USA.
• Twinning projects:
-Drome River, France, funds Tiangol Mangol Basin in Senegal
-Danube River, Europe funds Orange-Senqu River Commission in Southern Africa
-Thames River, England funds Ganges River, India

Through our extensive network and partnerships with Riverprize winners and finalists, and other river practitioners, we are able to bring together a range of practical, informative and inspiring knowledge.
We aim exchange of knowledge or world's best practice, and establish partnerships, projects to ensure the world's rivers are healthy and sustainably managed. To inform and empower is a key component to achieve our goal.
IRF’s future aspiration is to develop an integrated and dynamic online communication tool which enables best practice river system knowledge to the world.
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