What the experiment suggests is that the rise and fall of CO2 in the atmosphere is strongly influenced by natural changes in global temperature.
实验显示，大气中二氧化碳气体含量的增加与减少，受到全球气候自然变化的强烈影响。
Global warming refers to an average increase in the Earth's temperature, which in turn causes changes in climate.
全球变暖指的是地球平均温度升高，从而导致气候变化。
Global warming or seasonal temperature changes have happened in the past, so a lot of Norwegians are hoping that the melting of the Briksdalsbreen can be averted.
全球变暖以及季节性温度变化近来对冰川的影响都很大，很多挪威人都希望布里克·斯达尔·布林冰川融化的境况能够改善。
Now this pattern has been repeated in a global map showing temperature changes in the Northern Hemisphere for the year 2009 when compared against a composite from the years 2000-2008.
现在这个模式又在全球地图上重复了，当与2000年到2008年的综合数据进行比较时，就显示出2009年北半球温度的变化。
Since the creation of the Earth there have been many substantial changes in global terrain and global temperature;
自从有地球有生命以来，在环球地形和环球温度产生了年夜量的厘革；
Since the creation of the Earth there have been many substantial changes in global terrain and global temperature;
自从有地球有生命以来，在环球地形和环球温度产生了年夜量的厘革；
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