1Environmentalists say they contribute to climate change by increasing carbon dioxide emissions.
2Global plant growth has increased so far, and plants absorb carbon dioxide.
3Scientists' warnings about the risks of carbon dioxide have often gone unheeded.
4It absorbs 30 per cent of carbon dioxide and our food source.
5And just how many parts per million carbon dioxide are too many?
6We must add the lessening of the carbon dioxide in the atmosphere.
7The rule covers global warming pollutants including carbon dioxide, methane, nitrous oxide.
8The main culprit is carbon dioxide, produced largely from burning fossil fuel.
9Similar initiatives on Mars melted the poles, releasing carbon dioxide and water.
10Normally in emissions markets, one permit equals 1 tonne of carbon dioxide.
11Different machine run on different combinations of carbon dioxide, argon, or nitrogen.
12They also produce gas, a major component of which is carbon dioxide.
13The bad news was that those causes did not include carbon dioxide.
14But like Mars, carbon dioxide was key to climate change on Earth.
15The same system feeds the algae nutrients and carbon dioxide it needs.
16Methane's twenty times more powerful as a greenhouse gas than carbon dioxide.
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Translations for carbon dioxide