Justin A Daniels 
Advances in Environmental Research. Volume 49 

This book provides readers with the latest developments in environmental research. Topics covered include methods for the production of resins using biological materials such as food crops, agri-food wastes, and non-edible materials, along with the versatility of its applications; the extinction reasons of the Atlantic salmon in the Elbe River; the possible use of spider webs as environmental pollution indicators; the production of synthetic wastewater; the growth and development of switchgrass managed for biofuel production; the variations in social discount rate policies of various countries around the world; the Mole National Park experience in Ghana; and the physical planning implication of informal sector activities on built environments in Nigeria.