We are living in a climate of risk. Our way of life imposes risks on ourselves and others. We are causing climatic changes that have the potential to change radically the conditions under which both we - the presentgeneration - and future generations will live. While we are now quite certain that climate change is happening, we are unsure of exactly what will happen and when, given different emissions and policy scenarios. We are therefore in a position where we must decide what to do about the risks climate change threatens in the face of a range of uncertainties

In this book,...