最常用的方法是放射性碳定年法。
钻石是碳元素的晶体结构。
我们都需要寻找减少我们碳足迹的办法。
We all need to look for ways to reduce our carbon footprint.
有机化合物的分子里含碳。
碳的化合价是4价。
碳尘和燃油在大发动机里越积越多，造成了发动机短路。
Carbon dust and oil build up in large motors and cause them to short-circuit.
你可以通过种树抵消温室气体排放，这样你的飞行就可以做到碳中和。
You can make your flights carbon neutral by planting trees to make up for the greenhouse gas emissions.
苏格兰将提前实现全国碳减排目标。
Scotland will reach the national target in carbon emissions reduction ahead of schedule.
格拉斯哥已承诺带头减少英国碳排放。
Glasgow has pledged to take the lead in reducing carbon emissions in the UK.
重要的是增加城市林冠覆盖度和碳储量。
It is important to increase city canopy cover and carbon storage.
化石燃料释放出在地球上储存多年的碳。
Fossil fuels release carbon that has been stored for years from the earth.
这些粒子干扰了地球上碳-14的形成。
The particles interfere with the formation of carbon-14 on earth.
这将涉及到向低碳能源系统的巨大转变。
This will involve a huge transition to low-carbon energy systems.
这暂时降低了碳承载力。
水冷却方案将减少系统的碳足迹高达85%。
The water-cooling scheme will reduce the system's carbon footprint by up to 85 percent.
碳定价被证明是减少温室气体排放最经济的方式。
Pricing carbon proves the most economical way to reduce greenhouse gas emissions.
自动驾驶和共享系统可以减少80%的交通碳排放量。
Self-driving and shared systems could reduce 80% carbon emissions from transportation.
毕竟，即使动机是利润，最终的结果也是减少了酒店的“碳足迹”。
After all, even if profit is the motive, the net result is a reduction in the hotel's "carbon footprint".
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