Algae and Environmental Sustainability by Bhaskar Singh, Kuldeep Bauddh, Faizal Bux

By Bhaskar Singh, Kuldeep Bauddh, Faizal Bux

This booklet provides the dynamic function of algae in a sustainable setting. significant points, specifically bioenergy and bioremediation, were elaborated in a variety of bankruptcy contributed via scientists and academics from diverse geographical components during the global. Algal biofuels is an rising sector of equivalent curiosity to researchers, industries, and coverage makers operating or targeting substitute (i.e. renewable) fuels. Algae were a space of curiosity because of their wide variety of purposes. during the last five many years, eukaryotic algae were utilized in the aquaculture as feed for invertebrates, supplying a wealthy resource of antioxidants, nutritional fiber, minerals and protein. extra lately, there was a spotlight at the use of algal biomass within the improvement of other fuels. The extraction of oil from algae has been greatly explored as a way more achievable feedstock than plant-based oils in large-scale gasoline creation. utilizing algae as feedstock has the benefits that it doesn’t require arable land and that wastewater can be utilized as a resource of food of their tradition. The multifunctional process of algae contains toxins remediation, carbon sequestration, biofuels construction, and supply of value-added items. even though, there are nonetheless a few stumbling blocks that must be conquer to make their use as capability feedstock for biofuels techno-economically possible. with a view to hold the sustainability point of

algal biofuels, quite a few features must be studied and seriously analyzed to evaluate the long term sustainability of algal derived biofuels.

This booklet discusses the function of algae as a promising destiny feedstock for biofuels. they're identified to sequester carbon in a lot better quantities than vegetation and as such the e-book additionally describes their phycoremediation power for traditional in addition to rising contaminants. It describes the position of anaerobic digestion in algal biorefineries; bioreactions and strategy parameters; biogas restoration and reuse. The function of algal biofilm dependent know-how in wastewater remedy and remodeling waste into bio-products is mentioned, and remediation of sewage water via algae is classified. The publication additionally describes the creation of biohydrogen, bio-oil, biodiesel; and the main bottlenecks of their utilization. The rising characterization options of those biofuels (bio-oil and biodiesel) are defined, as are the decolorizing capability of algae and the genetic engineering options that can improve the construction of lipids in algae. different points of the e-book contain the function of distant sensing expertise within the tracking of algae and a existence cycle evaluate of algal biofuels.

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Biotechnol Prog 22:1282–1293 Venkataraman GS (1981) Blue–green algae for rice production. FAO Soil Bull 16:33–42 Verma SK, Singh SP (1990) Factors regulating copper uptake in cyanobacterium. Curr Microbiol 21:33–37 Vijayaraghavan K, Yun YS (2007) Utilization of fermentation waste (Corynebacterium glutamicum) for biosorption of Reactive Black 5 from aqueous solution. J Hazard Mater 141(1):45–52 Volesky B (1992) Removal of heavy metals by biosorption. American Chemical Society, Washington, DC, pp 462–466 Volesky B (1994) Advances in biosorption of metals: selection of biomass types.

Food Technol 32:38–42 Esposito A, Pagnanelli F, Lodi A, Solisio C, Vegliό F (2001) Biosorption of heavy metals by Sphaerotilus natans: an equilibrium study at different pH and biomass concentrations. Hydrometallurgy 60(2):129–141 Ettajani H, Berthet B, Amiard JC, Chevolot L (2001) Determination of cadmium partitioning in microalgae and oysters: contribution to the assessment of trophic transfer. Arch Environ Contam Toxicol 40:209–221 Fathi AA, Zaki FT, Fathy AA (2000) Bioaccumulation of some heavy metals and their influence on the metabolism of Scenedesmus bijuga and Anabaena spiroides.

C. edu Sims 2014). Natural biofilm communities comprise of a number of microorganisms including microalgae (green algae, diatoms, and cyanobacteria species), bacteria, fungi, and protozoa (Callow 2000). In natural marine or fresh water environments, algal biofilms represent an important source of autochthonous carbon for other trophic levels and influence nutrient recycling at the ecosystem level (Barranguet et al. 2000; Kanavillil et al. 2012). The same concept can be applied to wastewater treatment where algal biofilms are utilized for nutrient recycling (removal of nutrients or heavy metals through plant uptake) and as sources of carbon and O2 for enhanced bacterial activity (nitrification or BOD removal).

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