Retracted: Cyanobacteria and microalgae: a positive prospect for biofuels

Area of Science:

• Biotechnology
• Renewable Energy
• Environmental Science

Background:

• Growing concerns over finite fossil fuel reserves and rising atmospheric CO2 levels drive interest in biofuel-bioenergy production.
• Biofuel research necessitates economically sustainable, large-scale solutions beyond just biomass conversion.
• Cyanobacteria and microalgae present advantages like high productivity, non-food feedstock use, and growth on non-arable land.

Purpose of the Study:

• To review the cultivation and harvesting of cyanobacteria and microalgae for biofuel production.
• To explore potential biofuels (biohydrogen, bioethanol, biodiesel, biogas) and valuable co-products.
• To identify challenges in microalgal and cyanobacterial biofuel development and discuss genetic engineering strategies.

Main Methods:

• Literature review focusing on cultivation, harvesting, and conversion processes.
• Analysis of cyanobacteria and microalgae as feedstocks for various biofuels.
• Examination of genetic engineering and modification approaches to enhance biofuel output.

Main Results:

• Cyanobacteria and microalgae are promising for biofuels due to their photosynthetic efficiency and adaptability.
• Diverse water sources and non-arable land can be utilized, minimizing competition with food production.
• Genetic engineering holds potential for significantly increasing biofuel yields and co-product generation.

Conclusions:

• Microalgae and cyanobacteria represent a viable, sustainable alternative to petroleum-based fuels.
• Overcoming cultivation, harvesting, and economic challenges is crucial for large-scale biofuel deployment.
• Advancements in genetic engineering are key to unlocking the full potential of these microorganisms for bioenergy.