In polluted urban areas, they also enhance production of ozone, a key ingredient of smog that is potentially toxic to animal and plant life.
在受污染的市区，他们还促进臭氧的产生，臭氧是对动物和植物生命有潜在毒性的烟雾的关键成分。
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‘Green’ fur is also a marketing ploy: the animals come from commercial farms that generate industrial amounts of animal waste and offal; their fur is processed using polluting toxic chemicals.
The study, funded partly by the National Institutes of health, joins a growing body of animal research showing the toxic health effects of BPA, including reproductive and developmental problems.