Just because we all sin against the environment doesn't mean we should believe every "green" idea To get a sense of how well-intentioned people can lose their bearings in the sea of green hype, consider the case of Fiji Water. With its bottles featuring images of pristine tropical flowers, the Fiji company started to worry when critics began bashing the environmental impact of water bottles, which will pile up in landfills for thousands of years. It got more worried when it became fashionable for consumers to calculate the carbon footprint of the products they buy—the amount of greenhouse gas emitted...