For thirty years Peter Singer's Practical Ethics has been the classic introduction to applied ethics For this third edition the author has revised & updated all the chapters & added a new chapter addressing climate change one of the most important ethical challenges of our generation Some of the questions discussed in this book concern our daily lives Is it ethical to buy luxuries when others do not have enough to eat? Should we buy meat from intensively reared animals? Am I doing something wrong if my carbon footprint is above the global average? Other questions confront us as concerned citizens equality & discrimination on the grounds of race or sex; abortion the use of embryos for research & euthanasia; political violence & terrorism; & the preservation of our planet's environment This book's lucid style & provocative arguments make it an ideal text for university courses & for anyone willing to think about how she or he ought to live