By Gillian Murdoch for
Reuters on 2009-10-23T00:00:00
THEY'RE faithful, friendly and furry - but under their harmless, fluffy exteriors, dogs and cats, the world's most popular house pets, use up more energy resources in a year than driving a car, a new book says.
In their book Time to Eat the Dog: The Real Guide to Sustainable Living, New Zealand-based architects Robert and Brenda Vale say keeping a medium-sized dog has the same ecological impact as driving 10,000km a year in a 4.6 litre Land Cruiser.