• 6.1 Introduction

  • 6.1.1 Introduction
  • 6.1.2 Red Tread

• 6.2 A global perspective

  • 6.2.2 Taking the circular economy to the next level

• 6.3 A circular economy of metals

  • 6.3.1 Will a circular economy prevent us from running out of metals
  • 6.3.2 The urban mine
  • 6.3.3 Will a circular economy decrease our environmental impact?

• 6.4 The urban mine

  • 6.4.1. Exploring the urban mine
  • 6.4.2 Urban mining for a circular economy

• 6.5 How long will it take?

  • 6.5.1 How long will it take to reach a circular economy
  • 6.5.1b How long will it take
  • 6.5.2 How long will it take to reach a circular economy
  • 6.5.3 How long will it take to reach a circular economy?

• 6.8 In-depth: circular materials

  • 6.8.1 In depth introduction
  • 6.8.2 What are critical materials?
  • 6.8.3 Solving the critical materials problem