Although carbon dioxide is the more important greenhouse gas, methane measurements will be a more practical early application to test the market for this sort of data.

虽然二氧化碳是一种更主要的温室气体，但是对于甲烷进行监测将是作为验证此类数据市场的一种更为实用的举措。

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Although carbon dioxide is the more important greenhouse gas, methane measurements will be a more practical early application to test the market for this sort of data.

尽管二氧化碳是更为重要的温室气体，但测量甲烷含量作为一个早期应用方法对测试此类数据的市场价值有更实际的作用。

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The sensor's data set will provide information on how carbon dioxide is emitted and absorbed, a key to measuring greenhouse gas.

传感器的数据集将提供关于二氧化碳如何散发和吸收的信息，这对测量二氧化碳、甲烷等导致温室效应的气体很关键。

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Then there's Dell's new stance on its suppliers, who will be told to start reporting greenhouse gas emissions data.

FORBES: Magazine Article

Earth Networks, which already runs a large system of weather stations and lightning monitors, is looking to expand, and it believes that there should be a market for greenhouse-gas data.

ECONOMIST: Greenhouse-gas monitoring

Data shows that greenhouse gas emissions fell by 99 million tonnes of carbon dioxide equivalent (CO2e) during 2008, making a total net reduction of 627m tonnes of CO2e from 1990 levels.

BBC: EU 'half way to 2020 emissions target'