This book explores the process of grassroots innovation in the context of the Global South. It explains why these bottom-up solutions developed by common people are generated due to a lack of available or affordable technology to meet their needs and how they are included in the mainstream imagination of the economy by studying these innovations in India. It analyses the grassroots innovation process from idea generation to its implementation. Detailing both theoretical and practical dimensions of grassroots innovation, the book provides a holistic understanding of the phenomenon by tracing its history in the pre-independence discourse on development to the present-day policies for institutionalizing these innovations in the mainstream. It will provide the readers with a bottom-up commentary on innovation and development in the context of the Global South in general and India in particular. It adopts a qualitative research design with a wide range of data collected through interviews, participant observations, and field notes. The book contains seven chapters to describe the discourse, policy perspectives, and current practice of grassroots innovations in general. The interdisciplinary, timely book provides thoughtful analysis for scholars and upper-level students in the fields of technology and innovation management, development studies, and public management.
The number e, the function ex, the logarithmic function in (x) and different hyperbolic functions like cosh (x), sinh (x) make frequent appearances in science and engineering textbooks. Students often fail to appreciate the significance of these mathematical symbols. This book clearly illustrates why such abstract mathematical entities are needed to represent some aspects of physical reality. It provides an overview of different types of numbers and functions along with their historical background and applications. It contains four chapters covering number system, exponential function, logarithmic functions and hyperbolic functions along with the concept of complex angle. Print edition not for sale in South Asia (India, Sri Lanka, Nepal, Bangladesh, Pakistan or Bhutan)
This book explains several basic concepts of forests and forestry research like social distancing of trees, solitary trees, green infrastructure of trees including typical forest stands like pocket forests, forgotten forests, community forests, and social forestry from one forest stand to another scattered in the districts of West Bengal. In the field of forest floors, depleting status of the forests stimulates to find out different models of afforestation programme like tree-island and rescue forest strategy through plantation programme. Huge loss of tree canopy ravaged by the series of cyclonic storms particularly in the districts of South Bengal seems to be recovered by bioeconomic model with the implementation of social forestry schemes. Thoughts of such models incited the author to go through statistical analysis on different matters and parameters of the forest stands. Determination of physico-chemical parameters of the forest soil are carried on hand in hand with the identification of Alfisol profile exposures in the forest floors. For finding out the present status of forests, district-wise review is worked out. Though scattered in the format of the forest patches, forest stands in the Jungle Mahal are remarkably interesting for any surveyor or tree-lover. Because of the reasons, surveys in the specific forest lands like Joypur and Beliatore of Bankura district and Garh Jangal and Aduria Forests under Bardhaman Forest Division are given special impetus for statistical measures, soil properties analysis, and identification of vegetation pattern. All these salient features inspire the author to take an attempt disseminating information and related characteristics of the forests and forestry of West Bengal. Researchers and students will get sufficient material from this book to enrich their knowledge on the forest environment and the author believes that this book will act as the pioneer work for the flourishment and amelioration of the forestry of West Bengal.
This book is the result of comprehensive research work on the various aspects of the West Bengal coast including the world’s largest riverine delta system, the Ganga-Brahmaputra Delta. The role of various hydrodynamic factors in shaping the coastal configuration and physicochemical parameters of coastal waters, soils, and granulometry of beach sands are extensively discussed. The coasts of the Indian peninsula, particularly the east coast, are subjected to severe cyclones, tidal bores, storm surges, and strong drift, which changes the coastal configuration as well as the quality of waters and the fertility of soils. A systematic description of major cyclones and their effects on coastal areas are described in detail. The book offers comprehensive information on the prevailing ecological conditions and lush green mangrove forests with wide-ranging flora and fauna of Sundarbans. UNESCO has declared Sundarbans as one of the world’s heritage sites, and as in other parts of the world, some of the coastal areas in West Bengal have attracted the attention of many tourists. Various steps undertaken by the government for coastal zone management and sustainable development of the coastal areas have been highlighted in the book. This book will be of interest to students and researchers of the coastal environment.
Vibration of Periodic Structures introduces the fundamentals of the periodic structure theory. The book shows how knowledge of stop and pass bands can be utilized to develop a method for finding natural frequency distribution in a finite periodic structure. Basic concepts are then extended to wave propagation in infinitely long periodically supported beams and plates and the distribution of natural frequencies of a similar structure of finite length. The method is then extended to vibration of skin-stringer structures and the structural-acoustic properties of a section of an aircraft fuselage.This book is ideal for practicing engineers in various industries involved in the analysis of vibration of structures with periodic properties and prediction of supersonic flutter characteristics of said structures. Shows how the periodic structure theory can be combined with the finite element method to model a section of an airplane fuselage to study its structural-acoustic characteristics Features developing methods for predicting the dynamics of periodic structures in a cost-effective manner Guides the reader in predicting and reducing response of periodically stiffened structures to random excitations
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