Overview

Biodiesel is a renewable, sustainable and environmentally friendly fuel that can be produced from a variety of sources, including marine microalgae and freshwater microalgae. Microalgae are photosynthetic organisms that can accumulate high amounts of lipids, which can be extracted and converted into biodiesel through a process called transesterification. Marine microalgae and freshwater microalgae have different characteristics that affect their potential for biodiesel production. Marine microalgae are typically more tolerant to high salinity and temperature, which makes them suitable for cultivation in seawater and in warm climates. Freshwater microalgae, on the other hand, can be cultivated in freshwater and have lower nutrient requirements, which makes them more suitable for use in regions with limited water resources. The production of biodiesel from microalgae involves several steps, including cultivation, harvesting, lipid extraction, and transesterification. The cultivation of microalgae requires the optimization of various factors such as nutrient availability, light intensity, temperature, pH, and salinity. The harvested biomass is then processed to extract the lipids, which are then converted into biodiesel through transesterification. Biodiesel production from microalgae has several advantages, including the potential for high biomass and lipid productivity, and the ability to utilize wastewater for cultivation. In addition, microalgae can sequester carbon dioxide from the atmosphere, which can help to reduce greenhouse gas emissions. However, the economic viability of microalgae-based biodiesel production is still a major challenge, as it requires significant investment in technology and infrastructure. Biodiesel production from marine microalgae and freshwater microalgae has the potential to provide a sustainable and environmentally friendly alternative to fossil fuels. However, further research and development are needed to improve the efficiency and economic viability of this technology. Evolution of human beings and the development of modern civilization have been made possible by the capability to harness energy sources till date, energy for industrial, commercial, residential purposes, electricity generation and transportation is primarily provided by fossil fuels, serving the baseline of industrial civilization throughout the world. Thus, energy is one of the first and the foremost necessities of today life.

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9780050158968

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