Do you want to eat healthy and save the planet? Scientists advise replacing beef with this

Red raw beef concept X

The evaluation discovered that for each kilogram of beef changed with a kilogram of spirulina, one may save practically 100 kilograms of greenhouse fuel emissions, 340 sq. meters of land, and 1,400 liters of water.

In a current examine led by Dr. Asaf Tzakor, a researcher within the Faculty of Sustainability at Reichmann College, he urged that Iceland may play a significant function in the way forward for meals manufacturing. The evaluation highlighted a state-of-the-art facility in Iceland that grows spirulina algae, a extremely nutritious supply of protein, iron, and important fatty acids.

A brand new examine led by Dr. Asaf Tzakor in collaboration with a world crew of scientists evaluated a state-of-the-art biotech system that grows spirulina. The system, developed and operated by Vaxa Affect Vitamin, is positioned at ON Energy Geothermal Park in Iceland, and makes use of the assets out there by means of the Hellisheidi Energy Plant, together with renewable electrical energy for lighting and energy use, cold and hot water streams for temperature management, and recent water for agriculture, and carbon dioxide for biofixation.

The analysis crew discovered that the dietary high quality of spirulina produced by this method is superior to that of beef by way of protein, important fatty acids and iron, and may function a more healthy, safer, and extra sustainable different to the meat of the day. Diets.

Växa Biotechnology facility in Iceland

Vaksa Biotechnology facility in Iceland, which powers the manufacturing system. Credit score: Pétur Gunnarsson, Vaxa Iceland

In response to the examine, for each kilogram of beef changed with Icelandic spirulina, shoppers will save round 1,400 liters of water, 340 sq. meters of fertile land, and practically 100 kilograms of greenhouse gases emitted into the environment. Moreover, algae may be consumed in numerous types, together with moist biomass, or within the type of a paste, powder, or capsule. For instance, Icelandic spirulina powder can be utilized as an ingredient in pasta, pancakes, and pastries or drink an Icelandic spirulina shake.

Whereas the function of meat in human diets has been useful, its environmental affect is each important and dangerous. Elevating beef cattle requires arable land and uncooked supplies, and emits greenhouse gases into the environment contributing to local weather change and international warming. One kilogram of beef requires roughly 1450 liters of water and 340 sq. meters of fertile land. Furthermore, the manufacturing of 1 kilogram of beef ends in the emission of about 100 kilograms of greenhouse gases.

Assaf Tzahor

Dr. Assaf Tzakor of the Faculty of Sustainability at Reichsmann College. Credit score: Gilad Kavalerchik

Because the demand for animal-source proteins will increase, so does the harm brought on by the livestock sector. In response, humanity is in search of new methods to make sure its meals safety, together with offering different sources of protein and important nutritional vitamins and minerals.

Algae, particularly spirulina, are among the many most effective meals producers on earth and may be cultivated utilizing numerous strategies. On this examine, spirulina was grown in closed, managed techniques, utilizing superior photonic administration strategies (Managed publicity to desired wavelengths), utterly remoted from the tough icelandic setting.

This biotechnology system is exceptionally resilient to fluctuations in environmental and weather conditions. It may be deployed in a normal means in numerous areas of the world. Furthermore, spirulina is an autotrophic and dependent organism[{” attribute=””>photosynthesis and a supply of carbon dioxide. Thus, unlike many other alternative protein sources, cultivating this food source removes greenhouse gases from the atmosphere and mitigates climate change.

Dr. Asaf Tzachor, from the School of Sustainability at Reichman University: “Nutritional security, climate change mitigation, and climate change adaptation can go hand in hand. All consumers must do is adopt a bit of Icelandic Spirulina into their meals and diets instead of beef meat. It’s healthier, safer, and more sustainable. Whatever change we wish to see in the world should be manifested in our dietary choices.”

Reference: “Environmental Impacts of Large-Scale Spirulina (Arthrospira platensis) Production in Hellisheidi Geothermal Park Iceland: Life Cycle Assessment” by Asaf Tzachor, Asger Smidt-Jensen, Alfons Ramel and Margrét Geirsdóttir, 7 September 2022, Marine Biotechnology.
DOI: 10.1007/s10126-022-10162-8

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