GreenWave is a North American nonprofit focused on the development of
regenerative farming
Regenerative agriculture is a conservation and rehabilitation approach to food and farming systems. It focuses on topsoil regeneration, increasing biodiversity, improving the water cycle, enhancing ecosystem services, supporting biosequestration ...
techniques for
aquaculture
Aquaculture (less commonly spelled aquiculture), also known as aquafarming, is the controlled cultivation ("farming") of aquatic organisms such as fish, crustaceans, mollusks, algae and other organisms of value such as aquatic plants (e.g. Nelu ...
, called "3D ocean farming", to create
blue carbon
Blue carbon is a concept within climate change mitigation that refers to "biologically driven carbon fluxes and storage in marine systems that are amenable to management". Most commonly, it refers to the role that tidal marshes, mangroves and Seag ...
.
Their focus is on developing
polyculture
In agriculture, polyculture is the practice of growing more than one crop species together in the same place at the same time, in contrast to monoculture, which had become the dominant approach in developed countries by 1950. Traditional example ...
practices for farming shellfish and seaweeds and
kelp
Kelps are large brown algae or seaweeds that make up the order (biology), order Laminariales. There are about 30 different genus, genera. Despite its appearance and use of photosynthesis in chloroplasts, kelp is technically not a plant but a str ...
s.
These practices include using many layers of the
water column
The (oceanic) water column is a concept used in oceanography to describe the physical (temperature, salinity, light penetration) and chemical ( pH, dissolved oxygen, nutrient salts) characteristics of seawater at different depths for a defined ...
, emulating high activity water
ecosystem
An ecosystem (or ecological system) is a system formed by Organism, organisms in interaction with their Biophysical environment, environment. The Biotic material, biotic and abiotic components are linked together through nutrient cycles and en ...
s like
reef
A reef is a ridge or shoal of rock, coral, or similar relatively stable material lying beneath the surface of a natural body of water. Many reefs result from natural, abiotic component, abiotic (non-living) processes such as deposition (geol ...
s, to increase productivity and
biomass
Biomass is a term used in several contexts: in the context of ecology it means living organisms, and in the context of bioenergy it means matter from recently living (but now dead) organisms. In the latter context, there are variations in how ...
.
The organization focuses on developing globally accessible techniques for this kind of farming. As of 2019, they had a waitlist of over 4,000 farmers in 20 countries needing support in starting such farms.
Starting such a farm usually costs between US$20,000–50,000.
The nonprofit was created by
Bren Smith to spread methods first developed on his Thimble Island Ocean Farm in
Long Island Sound
Long Island Sound is a sound (geography), marine sound and tidal estuary of the Atlantic Ocean. It lies predominantly between the U.S. state of Connecticut to the north and Long Island in New York (state), New York to the south. From west to east, ...
.
Emily Stengal is the co-founder and deputy director of the non-profit.
In 2015, the organization's 3D ocean farming method won the
Buckminster Fuller Institute's
Fuller Challenge.
The organization also won a 2017
The Index Project prize.
See also
*
Algaculture
Algaculture is a form of aquaculture involving the farming of species of algae.
The majority of algae that are intentionally cultivated fall into the category of microalgae (also referred to as phytoplankton, microphytes, or planktonic algae ...
*
Integrated multi-trophic aquaculture
Integrated multi-trophic aquaculture (IMTA) is a type of aquaculture where the By-product, byproducts, including waste, from one aquatic species are used as inputs (fertilizers, food) for another. Farmers combine fed aquaculture (e.g., fish, shri ...
References
External links
*
Non-profit organizations based in the United States
Sustainable agriculture
Aquaculture
501(c)(3) organizations
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Blue carbon