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Monday, November 10, 2025
"Green treasure": Israeli scientists see seaweed as the future of sustainable innovation
The eastern Mediterranean hosts a remarkable variety of seaweeds rich in nutrients and bioactive compounds, offering potential for superfoods, medicines, sustainable cosmetics, and climate solutions, according to scientists in Israel.
Friday, July 25, 2025
Dried seaweed gaining traction as cow feed in Australia
It's a popular solution to tackling methane pollution.
Friday, December 6, 2024
Close to 40% of methane emissions from beef cattle cut with use of seaweed-based supplement
Researchers at the University of California, Davis (US), have discovered that feeding grazing beef cattle a pelletised seaweed supplement can reduce their methane emissions by nearly 40%, with no negative effects on their health or weight.
Friday, November 1, 2024
Oregon, US researchers receive US$1 million grant to study seaweed's role in reducing cattle methane emissions
Researchers at Oregon State University, Oregon, US, have received a US$1 million grant to study the impact of adding seaweed to the diets of beef cattle, aiming to reduce greenhouse gas emissions, Beef Magazine reported.
Thursday, August 31, 2023
Startup raises US$29 million to scale seaweed-based platform to slash methane emissions from livestock
CH4 Global, a startup dedicated to combatting methane emissions from ruminant livestock through the utilisation of red seaweed-derived feed supplements, has successfully secured US$29 million in its latest funding round to build a productio ...
Monday, July 17, 2023
Australian trial of seaweed cattle feed shows lower methane reductions than expected
A trial of a seaweed supplement Asparagopsis to 40 wagyu cattle in an Australian feedlot for 300 days conducted in Australia recorded much lower reductions in greenhouse gas compared to previous studies, The Guardian reported.
Tuesday, May 23, 2023
SeaFree project develops sustainable seaweed farming in land-based shrimp and fish farming
Researchers from the University of Copenhagen, in collaboration with Aarhus University and several companies, are embarking on a four-year project called SeaFree to establish a closed, sustainable cycle on land that utilises residual nutrie ...
Tuesday, January 3, 2023
University project looks into using duckweed as livestock feed
A new project by Aberystwyth University and the University College Cork in Ireland hopes to provide low-cost animal feed while stopping livestock waste polluting rivers.
Tuesday, September 27, 2022
Australia's CirPro to introduce steaks from cattle fed methane-reducing seaweed supplement
South Australian protein producer CirPro is preparing to plate up the first steaks from cattle that have been fed a new methane-reducing seaweed feed supplement, as farmers line up for products that will help cut their emissions.
Monday, August 15, 2022
Companies to grow seaweed in South Australia-based trial on cutting fish farming's carbon emissions
Clean Seas, an aquaculture company, is growing seaweed to reduce the environmental impact of fish farming and livestock, and is working with another aquaculture company, CH4 Global, to grow asparagopsis seaweed at its Arno Bay, South Austra ...
Thursday, February 24, 2022
Australia's CSIRO promotes use of native seaweed to reduce cattle emissions
Scientists from Australia's government scientific agency the Commonwealth Science and Industrial Research Organisation (CSIRO) has produced a cost-effective cattle ingredient made from seaweed native to Australia that could provide a worldw ...
Monday, January 3, 2022
US aquaculture firm recognised for creating seaweed that can cut cattle methane emissions
Massachusetts, US-based Australis Aquaculture was awarded the US State Department's Award for Corporate Excellence last month, in recognition for its effort to cultivate a seaweed species that can reduce the methane emissions of cattle when ...
Tuesday, August 31, 2021
Asparagopsis seaweed helps to cut methane emissions in Australia's beef cattle
A feed additive based on seaweed is making waves in Australia, where it is reducing the methane emissions from beef cattle by over 80%.
Tuesday, April 27, 2021
Reducing greenhouse gas emissions and achieving regulatory compliance via inclusion of seaweed into cattle feed
With strict new livestock greenhouse gas emissions on the horizon 80g/day of a particular red algae species reduced beef and dairy cattle methane emissions by 82% and 50% respectively.
Thursday, March 18, 2021
Research finds Australian seaweed fed to cattle dramatically cuts their methane emissions
A study published by the Commonwealth Scientific and Industrial Research Organisation (CSIRO) and the University of California has found that feeding cattle an Australian seaweed can dramatically cut their methane emissions, Xinhua News Age ...

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