But how far should the circle of concern extend? Should, for example, ecosystems -- the results of interactions between living and non-living systems -- have rights and not just instrumental value? In the epic of Gilgamesh the whole forest is sacred.
15 December 2009
The living world
Peter Singer and Agata Sagan argue that the possession of emotions or consciousness should be a key concern when thinking about how to handle animals and increasingly sentient robots.