The scientists compared temperature reconstructions from sediments in the ocean floor with a global climate simulation model which aimed to map climate three million years ago.

科学家们为描绘三百万年前气候，利用全球气候模拟模型比较了复原气温与大洋底下沉积物。

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These images compare a simulation from a detailed global climate model, top image, with observations from the GOES satellite from the same time, lower image.

文中相比较的两幅图，上面是精细化全球气候模型的模拟结果，下面是同一时刻的GOES卫星的观测结果。

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The GEOS-5 model runs on the Discover supercomputer in the new NASA Center for Climate Simulation at Goddard Space Flight Center. Discover contains nearly 15,000 processors and will soon be augmented.

GEOS - 5模型在戈达德太空飞行中心新建的美国国家航空航天局气候模拟中心的“探索”超级计算机上运行，它拥有约15000个处理器，并且即将增加。

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Considering that, a few years ago, it was rare to get the computer time needed to do even a single geoengineering simulation with a state-of-the-art climate model, this investment of time and effort marks a big step forward.

ECONOMIST: Geoengineering