Algal World has been carefully written and edited?with an interdisciplinary appeal?and?aims to bring all aspects of Algae together in one volume. The 22 chapters are divided into two different parts which have been authored by eminent researchers from across the world. The first part, Biology of Algae, contains 10 chapters dealing with the general characteristics, classification and description of different groups such as Blue Green Algae, Green Algae, Brown Algae, Red Algae, Diatoms, Xanthophyceae, Dinophyceae, etc. In , it has two important chapters covering Algae in Extreme Environments and Life Histories and Growth Forms in Green Algae. The second part, Applied Phycology, contains 12 chapters dealing with the more applied aspects ranging from Algal Biotechnology, Biofuel, Phycoremediation, Bioactive Compounds, Biofertilizer, Fatty Acids, Harmful Algal Blooms, Industrial Applications of Seaweeds, Nanotechnology, Phylogenomics and Algal culture Techniques, etc.Preface; Dinabandu Sahoo and Joseph Seckbach List of Authors and their addresses PART 1. Biology of Algae 1. General characteristics of Algae; Dinbandhu Sahoo and Pooja Baweja 2. Classification of Algae; Pooja Baweja and Dinbandhu Sahoo 3. Cyanobacteria; Sunaina Zutshi, Tasneem Fatima and Dinbandhu Sahoo 4. Green algae; Dinbandhu Sahoo and Mani Arora 5. Growth forms and life histories in green algae; Mani Arora and Dinbandhu Sahoo 6. Brown algae; Alok Arun, Priyanka Verma and Dinbandhu Sahoo 7. Red algae; Arunjit Mayanglambam and? Dinbandhu Sahoo 8. Diatoms: Yellow or Golden Brown Algae; Savindra Kumar, Pooja Baweja and Dinbandhu Sahoo 9. Xanthophyceae, Euglenophyceae and Dinophyceae; Dinbandhu Sahoo and Savindra Kumar 10. Survey Of Algae In Extreme Environments; Joseph Seckbach PART 2.? AlCŽ