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Seaweed is an extractive crop that has little need for fertilisers or water, meaning that seaweed farms typically have a smaller environmental footprint than other agriculture or fed aquaculture. [ 14 ] [ 15 ] [ 16 ] Many of the impacts of seaweed farms, both positive and negative, remain understudied and uncertain.
Seaweed grows up to two feet a day, contains numerous vitamins and minerals, and produces up to 11 times the biomass of wheat and corn. The U.S. is finally taking note of this sustainable superfood.
Atlantic Sea Farms has been named the CO—100 Top Honoree in the Disruptors category. Here’s how their unique vertically integrated model is transforming the seaweed farming industry.
Marine Permaculture is a form of mariculture that reflects the principles of permaculture by recreating seaweed forest habitat and other ecosystems in nearshore and offshore ocean environments. Doing so enables a sustainable long-term harvest of seaweeds and seafood , while regenerating life in the ocean.
Sep. 7—Three kelp farms operating off Long Island harvested more than 200,000 pounds of seaweed in 2022, which is about one-quarter of nearly 1 million pounds produced last year by some 40 ...
Organic aquaculture is a holistic method for farming fish and other marine species in line with organic principles. [1] The ideals of this practice established sustainable marine environments with consideration for naturally occurring ecosystems, use of pesticides, and the treatment of aquatic life. [2]
Seaweed farming might also be used to capture and store carbon, helping offset damaging greenhouse emissions. There is an emerging, potentially lucrative global market for such operations.
North America produced some 23,000 tonnes of wet seaweed. Alaska, Maine, France, and Norway each more than doubled their seaweed production since 2018. As of 2019, seaweed represented 30% of marine aquaculture. [26] Seaweed farming is a carbon negative crop, with a high potential for climate change mitigation.