In rich countries, environmental problems are seen as problems of prosperity; in poor countries, they are seen as problems of poverty. Lack of clean drinking water and insufficient sanitation affect the here and now, whereas environmental problems in rich countries seem more likely to harm posterity. This book addresses these issues, arguing that we have moral obligations to take account of the interests of future generations and that our main obligation is to bequeath to them a more decent society in which there is greater respect for basic human rights.

In rich countries, environmental problems are seen as problems of prosperity; in poor countries, they are seen as problems of poverty. Lack of clean drinking water and insufficient sanitation affect the here and now, whereas environmental problems in rich countries seem more likely to harm posterity. This book addresses these issues, arguing that we have moral obligations to take account of the interests of future generations and that our main obligation is to bequeath to them a more decent society in which there is greater respect for basic human rights.

The three long-needled pine trees grew up together on a Christmas tree farm in North Carolina, nestled between the Elbow and Shoehorn mountains. All three dream of becoming beautiful Christmas trees.

Marshall is a perfect tree: tall, well-shaped, and with beautiful branches. Barney and Butch aren't quite so lucky. Barney has a large bald spot in his branches. Butch is short and stocky. When Christmas comes, Butch and Barney are sure their friend will be sold first-and so is Marshall.

When an accident leaves Marshall as imperfect and different as Butch and Barney, the three...