**Preface XI**


Obiora S. Agu, Lope G. Tabil, Venkatesh Meda, Tim Dumonceaux and Edmund Mupondwa


Abiola Ezekiel Taiwo, Tunde Victor Ojumu and Tafirenyika N. Madzimbamuto

Chapter 7 **Energy Prospects of Hazardous Sludge from Wastewater Treatment Facilities 101** Rijal Hakiki, Temmy Wikaningrum and Tetuko Kurniawan

Preface

economic aspects.

health issues.

a hype; it is an imperative necessity.

*Renewable Resources and Biorefineries* is part of the solution.

transition from a fossil-based to the biobased economy.

Will fossil resources continue to lead the way for the industrial development of the future? Indeed, some countries are considering their energetic and material strategies based only on

However, sustainable development moves a step further, thinks ahead, and deals wisely with the availability of bioresources beyond our children's children. Circular economy is not

Society needs to deal urgently with pollution, global warming, overpopulation, urban sprawl, natural resource depletion, waste disposal, climate change, loss of biodiversity, de‐ forestation, ocean acidification, ozone layer depletion, acid rain, water pollution, and public

This specialist book for renewable resources and biorefineries is intended to stimulate the

**Eduardo Jacob-Lopes and Leila Queiroz Zepka**

Federal University of Santa Maria

Santa Maria, Brazil
