Book excerpt: This book addresses hot issues pertaining to the manner in which corporate South Africa has engaged the emerging green global economy. Firstly, the book profiles the green and low carbon economy landscape in South Africa and interfaces it with global trends. This way, the book aligns very well in terms of the Rio+20 outcomes on 'The Future We Want' that fully embraces the green global economy in the context of sustainable development and poverty eradication. The rest of the chapters in the book profile breakthroughs from selected companies. The book also comes as the second in a series that is addressing global and national concerns on the green global economy agenda. The first book entitled 'Green Economy and Climate Mitigation: Topics of Relevance to Africa' was produced as part of the 17th Session of the Conference of Parties' collaborative work carried out by the Institute of Global Dialogue, the Africa Institute of South Africa and Unisa's Institute for Corporate Citizenship. The book 'Breakthrough: Corporate South Africa in the Green Economy' comes in seven parts. Part I focuses on the Green Economy Landscape. This part considers both the international and national perspectives. Parts II-VI present different sector initiatives namely: Mining and Energy (Part II), Banking and Insurance (Part III), Forest and Paper (Part IV), Industrial (Part V) and Retailing and Aviation (Part VI). The last part is made up of a single chapter dealing with Emerging Issues and Way Forward.