In the last decade, the increased interest in bioenergy production has led to the need for improved crop residue management. Crop residues have historically been used for many other purposes: to sustain healthy soils for food production, as feed and bedding for livestock, and as raw material for heating and cooking.

The central theme of this edition of Nature & Faune journal is “Enhancing gender equality in the management of Africa's natural resources”. It reviews the situation including achievements and challenges related to adequacy, equity and equality in the roles the two genders play in natural resources management.

Keeping its tradition of exploring major emerging issues, <i>Nature & Faune</i> has chosen to dedicate this edition to looking at the implications of rapid urbanization and its implications for urban food and nutrition security, focusing on the specific roles of sustainable management and utilization of natural resources in Africa‘s fast changing urban food and nutrition equati