What does 'carbon footprint' mean?

Описание: What does the English phrase 'carbon footprint' mean? Improve your English vocabulary with this free 3-minute English language tutorial.

You'll find a free downloadable transcript on our website: http://www.bbc.co.uk/learningenglish/...

Feifei loves to travel, but she’s concerned about the size of her ‘carbon footprint’. What does this phrase mean, and how is it related to the environment? And what can Feifei do about it? We explain all, in the programme.

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