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This book integrates some of the key issues and concepts pertaining to ecology, environment and conservation. The rapid degradation of natural resources, diminishing reserves of conventional fuel and mineral sources, and the impoverished state of environmental health has necessitated the re-evaluation of damage caused by various industrial and human activities. The topics covered in this extensive book deal with some of the crucial aspects such as emerging trends in recycling and waste management, strategies to improve sustainability and productivity, diverse branches of ecology, population dynamics and utilization of natural resources, green house effects, etc. From theories to researches to practical applications, case studies related to all contemporary topics of relevance to this field have been included in this book. This book is a resource guide for experts as well as students.
Grammar Booster is a four-level, full-colour series of grammar reference and practice books. The series is suitable for use on its own or with any Beginner, Elementary, Pre-Intermediate and Intermediate course. Grammar points are clearly presented through a fun cartoon strip featuring Jim and Tonic, two endearing cartoon characters, who not only appeal to students’ imagination, but also help them to understand and practise the grammar points presented.
Fisheries form an important sector of the country s economy in terms of food supply, employment, income and foreign exchange earnings. Fishes are one of the important sources of cheap protein food for the people and millions of fishermen and several industries depend on this source. The present book is based on recent views, ideas and progress in the field of fisheries. The book contains some important aspects of applied fisheries. It covers topics such as live feed organisms in prawns, hatcheries culture and breeding of magur and murrels, impact of exotic fishes on indigenous fish fauna, fisheries cooperatives, marketing etc. The book will be of invaluable help to teachers, students, resear...
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