Overall, NO, SO2 emissions increased as the increase of the nitrogen and sulfur content in the fuel.

总体看来，NO、SO2排放量同样随着试样中含氮、硫量的增大而增大。

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The need for more energy to power larger cities and economic growth therein leads to the construction of dams, the consequent flooding of ecosystems, and increased emissions of pollutants.

人们需要更多的能源支持更大的城市运转和经济增长，从而导致了水坝的建设，随之而来的生态系统的洪水，以及污染物的排放增加。

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That sense of urgency has increased interest in capturing and storing CO2, which the IPCC says could provide the more than 50% reduction in emissions thought needed to reduce global warming.

这种紧迫感增加了人们对捕捉和储存二氧化碳的兴趣，政府间气候变化专门委员会表示，这可以使排放量减少50%以上，人们认为这是缓解全球变暖所需的。

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Emissions increased by 0.5% to 392.2kt of carbon dioxide (CO2) equivalent, compared to 390.3kt in 2010.

BBC: Guernsey greenhouse gas levels rise slightly

The EU's statistical agency Eurostat estimates that from 2011 to 2012, CO2 emissions increased by 3.9% in the UK. The rise is most likely to be due to increased coal burning.

BBC: Cheap coal 'threatens UK pollution targets'

However, it says while average emissions per oil barrel are declining, since the demand for oil production has increased, overall emissions have increased as well.

CNN: STORY HIGHLIGHTS