We do not know whether lower carbon footprints will always be better for biodiversity.

我们不知道低碳足迹是否总是有利于生物多样性。

youdao

In response, her approach helps people understand their carbon footprints and recognizes the key role that psychology and emotion play in behavior change.

作为回应，她的方案不仅帮助人们了解他们的炭足迹，而且注意到心理学和情感在人们行为改变中起到的关键性作用。

youdao

And (unlike China or Brazil) their own carbon footprints are tiny.

他们(不像中国和巴西)碳足迹并不浓重。

youdao

He shrugs his shoulders at the mention of carbon footprints linked to long-distance travel.

BBC: Norway's Roros keeps reindeer recipes under wraps

The Scottish government has suggested that slowing down the boats could help reduce the vessels' carbon footprints.

BBC: Council urges caution on slowing isles' mainland links

And as countries with large carbon footprints, the United States and Australia have a special responsibility to lead.

WHITEHOUSE: President Obama Speaks to the Australian Parliament