Summary
The document outlines the low-impact lifecycle of seaweed farming—from spore release in nurseries to ocean growth and spring harvest—and highlights its role in carbon absorption and coastal protection. It details how seaweed serves as a sustainable raw material for diverse industries, including biopackaging, biofuels, textiles, and livestock feed, while providing alternative income for fishers.
Key insights
- Seaweed farming is described as a low-impact process that is more climate-friendly than land-based farming because it requires no freshwater or fertilizer, instead utilizing naturally occurring sunlight, carbon, phosphorus, and nitrogen from the ocean.
- Kelp farms provide environmental protections by absorbing excess carbon to combat ocean acidification, reducing coastal erosion by buffering storm activity and high waves, and improving fish habitats by absorbing nitrogen and phosphorus runoff.
- The industry supports economic growth by providing seasonal fishers with alternative income during their off-season and fostering support industries such as boat repair, gear manufacturing, and processing.
- Seaweed is being integrated into various industrial applications as a sustainable alternative: it is used in cosmetics for moisturizing and sun-protection, in biopackaging as a biodegradable plastic alternative, in textiles to replace petroleum-based fibers, and as livestock feed to reduce methane output from cows.
Cite the original document
- APA
- WWF International (2024). FARMING SEAWEED. https://www.worldwildlife.org/documents/321/4gqpq1adtx_Seaweed_Seed_To_Harvest_FINAL.pdf
- Chicago
- WWF International. FARMING SEAWEED. 2024. https://www.worldwildlife.org/documents/321/4gqpq1adtx_Seaweed_Seed_To_Harvest_FINAL.pdf.
- Wikipedia
- {{cite report |author=WWF International |title=FARMING SEAWEED |date=2024 |url=https://www.worldwildlife.org/documents/321/4gqpq1adtx_Seaweed_Seed_To_Harvest_FINAL.pdf |access-date=23 October 2026 |via=Climate Insights Directory}}
- BibTeX
- @techreport{wwfinternational2024farming, author = {{WWF International}}, title = {{FARMING SEAWEED}}, institution = {WWF International}, year = {2024}, url = {https://www.worldwildlife.org/documents/321/4gqpq1adtx_Seaweed_Seed_To_Harvest_FINAL.pdf}, urldate = {2026-10-23}, note = {Indexed by Climate Insights Directory} }
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