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Fish and other aquatic animals are the primary consumers in an aquaponic system, providing a source of protein and nutrients for the plants. A variety of fish species can be used in aquaponic systems, including tilapia, goldfish, and koi. Fish help to fertilize the plants by producing 'waste' that is rich in nutrients
The decline in wild fish stocks has increased the demand for farmed fish. [22] However, finding alternative sources of protein and oil for fish feed is necessary so the aquaculture industry can grow sustainably; otherwise, it represents a great risk for the over-exploitation of forage fish. [23]
The hydroponic method of plant production by means of suspending the plant roots in a solution of nutrient-rich, oxygenated water. Traditional methods favor the use of plastic buckets and large containers with the plant contained in a net pot suspended from the centre of the lid and the roots suspended in the nutrient solution.
Ecological farming is a concept that focused on the environmental aspects of sustainable agriculture. Ecological farming includes all methods, including organic, which regenerate ecosystem services like: prevention of soil erosion, water infiltration and retention, carbon sequestration in the form of humus, and increased biodiversity. [137]
Algal oil can be produced several ways: "Solazyme takes cheap, readily available plant-matter such as prairie grass, sugar cane and corn husks and feeds it in big tanks to single-cell organisms ...
Algae have very high growth rates compared to plants normally used to produce vegetable oil. Algae could potentially produce much more oil per area of land than current farming methods. [26] Producing vegetable oil this way could result in reduced deforestation and less competition for food production land.
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Two Iranian citizens are facing federal charges in connection to a drone strike that killed three US Army soldiers and injured dozens more in Jordan early this year, the US Justice Department ...