09 March 2023


Can seaweed save the world?


Access a video of This event

UniSA Video

2023 womadelaide planet talks 

Also available is a podcast of 'Can Seaweed Save The World' featuring entrepreneur Steve Meller and marine researchers Alice Jones and Catriona Macleod, hosted by ABC 891s breakfast presenter Nikolai Beilharz. This conversation was a part of WOMADelaide's 2023 Planet Talks series, supported and presented by The Bob Hawke Prime Ministerial Centre and The Environment Insitute.



Panel Discussion

Professor Chris Daniels, Professor of Biology at the University of South Australia will be in-conversation with entrepreneur Steve Meller and Associate Professor Catriona MacLeod, Head of the Ecology and Biodiversity Centre within the Institute for Marine and Antarctic Studies, University of Tasmania.

Panellists will consider:

  • Can Seaweed solve the climate crisis?
  • What if we added seaweed to the diet of 100 million cattle?
  • How did the company CH4 Global crack the problem of methane control from livestock?

As well, they will discuss the multiple new applications and industries around seaweed in Australia, seaweed remediation and cultivation, reducing methane emissions and what are the roadblocks across policy and skill set.

Read more about how seaweed may provide a solution to some of the world's most pressing problems, in Can Seaweed Save The World?, authored by Panellist, Associate Professor Catriona MacLeod, and published by The Conversation.

Presented by The Bob Hawke Prime Ministerial Centre, in arrangement with WOMADelaide Festival's Planet Talks Program

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Steve Meller
Entrepreneur, Investor, Strategist
President, Chief Executive Officer & Founder Ch4global

Steve Meller spent many years both in Silicon Valley and elsewhere as an entrepreneur, investor, innovator, founder and board advisor and has had successful careers as a corporate executive and as a research professor. Steve has created and scaled innovative disruptive product and capabilities that have made in excess of $20 billion in bottom line profit.

He has created and scaled sustainability solutions globally around waste, water, energy and materials creating savings of more than $1 billion annually while reducing carbon impact.  He is the Founder of CH4 Global™, which through sustainable aquaculture production, is working to impact climate change at scale. Their Vision is 'Zero Methane Agriculture' with an urgent mission to create a global aquaculture ecosystem, for Asparagopsis seaweed, to slash methane emissions from ruminant livestock and positively impact climate change.  

 Website: CH4 Global™

Steve Meller

Associate Professor Catriona Macleod
Head Of Ecology And Biodiversity Centre,
Interim Executive Director Imas, University Of Tasmania

Associate Professor Catriona Macleod is Head of the Ecology and Biodiversity Centre within IMAS (Institute for Marine and Antarctic Studies), at the University of Tasmania and a senior research fellow with specific expertise in environmental impact assessment.

Catriona is passionate about marine and coastal ecosystems, and the role we can play in supporting and sustainably developing those environments. She has more than 20 years’ experience in science to support coastal resource management, and has been recognised for her approach to engagement and coastal sustainability management. Her work has shaped policy locally, nationally and internationally.

However, she didn’t do this alone; she is committed to bringing people together to find common ground, solve “gnarly” problems, and to work out ways to move forward together - so that we can share our understanding and secure the best possible environmental outcomes.

Article: Can Seaweed Save The World? Well It Can Certainly Help In Many Ways

Associate Professor Catriona Macleod

Professor Chris Daniels
University Of South Australia

Professor Chris Daniels BSc (Hons) PhD DSc FAICD is currently Presiding member/Chair of the Green Adelaide Landscape Board. He is also chair of the Koala Life Foundation. He is the immediate past Director of Cleland Wildlife Park Adelaide South Australia and is adjunct Professor of Biology in Clinical and Health Sciences at UniSA and also adjunct Professor of Zoology at Adelaide University. He is focused on conserving wildlife and connecting people with nature. Chris Daniels' was Prof. of Urban Ecology at UniSA, Director of the Barbara Hardy Institute at UniSA and was the presiding member of the Adelaide and Mt Lofty Ranges NRM Board (2011-2018).

In 2018 he was awarded a DSc from the University of Adelaide for 30 years research work into "The lives of Animals and animals in our lives". He is also involved in many other environmental leadership activities focused on conserving wildlife and connecting people with nature.

Chris has published 12 books/edited volumes and over 250 scientific and community publications. Books include Our Country (2021), Koalas (2022) (a children's book), Adelaide Nature of a City (2005) and Adelaide Water of a City (2010). Book awards include the Whitley Award in 2006 and several category awards. Other awards from his books came from the Planning Institute of Australia, Stormwater Industry and Australian Institute of Landscape Architects. Other books include The Possum-tail Tree, The Fearsome Flute players, Creating Sustainable Communities and Guide to Urban Wildlife.

Professor Chris Daniels

Presented by
The Bob Hawke Prime Ministerial Centre
In Arrangement with WOMADelaide Festival's Planet Talks Program

Hawke Womad.png

While the views presented by speakers within The Bob Hawke Prime Ministerial Centre public program are their own and are not necessarily those of either the University of South Australia, or The Bob Hawke Prime Ministerial Centre, they are presented in the interest of open debate and discussion in the community and reflect our themes of: Strengthening our Democracy - Valuing our Diversity - Building our Future. The Hawke Centre reserves the right to change their program at any time without notice.