High carbon dioxide levels are associated with warm interglacial periods, and low levels with cold glacial periods.

高二氧化碳含量与温暖的间冰期有关，低二氧化碳含量与寒冷的冰期有关。

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Recent studies do in fact show that high carbon dioxide levels are associated with warm interglacial periods, and low levels with cold glacial periods.

最近的研究确实表明，高二氧化碳水平与温暖的间冰期有关，而低二氧化碳水平与寒冷的冰期有关。

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Finally, the map shows high carbon monoxide concentrations along the Atlantic Seaboard.

最后，地图显示，亚特兰大海岸边一氧化碳浓度很高。

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Some plants' pores can tighten to save water during conditions of high carbon dioxide.

VOA: special.2010.01.26

In fact, if the other person is working hard, or is cutting back on their carbon emissions, you have every bit more incentive to not work hard or to keep high carbon emissions yourself.

实际上,如果其他人正在努力工作,或者正在尽量减少碳排量,你总会有想偷懒的动机,或者总是继续大量排碳

耶鲁公开课 - 博弈论课程节选

You can talk about it as much as you like, but as long as you're going to go home and still drive your Hummer and have sixteen hot showers a day, we're still going to have high carbon emissions.

你可以在减排问题上一直高谈阔论,但当你回家时,你仍然会开着你的悍马,每天洗十六次热水澡,我们依然在大量排碳

耶鲁公开课 - 博弈论课程节选

It also looked to less meat-eating to reduce the high carbon cost of producing it.

BBC: Climate measures 'bring benefits'

Airlines get a bad environmental rap for their fuel-burning emissions, but several are taking steps to reduce their mile-high carbon footprints.

BBC: How eco is your airline?

So we need to urgently halt the loss of these high carbon ecosystems, to slow the progression of climate change.

UNESCO: World Water Assessment Programme (WWAP)