问答题第一组内容 1、Last year, 90 percent of British families purchased products with carbon labels, although most of them were not aware of it. 2、What makes consumers more confused is that the carbon footprinting and labeling standards vary from country to country, making direct comparison impossible. 3、The use-phase emissions of electrical products are included in the Carbon Trust's carbon labels based on the estimations about consumer behavior. 4、Carbon-footprint labels were first used in Britain to describe the quantity of carbon-dioxide emissions involved in the