推荐回答（1个）
谷歌地球提供的的全球地貌影像在不同区域的分辨率是不同的。
一般的分辨率至少为100米，通常为30米（例如中国大陆），视角海拔高度（Eye alt）为15公里左右(即宽度为30米的物品在影像上就有一个像素点，再放大就是马赛克了）。
但针对大城市、著名风景区、建筑物区域会提供分辨率为1m和0.6m左右的高精度影像，视角高度（Eye alt）分别约为500米和350米。
各种版本的谷歌地球所采用的都是同一个卫星影像数据库。并没有所谓“某个版本的谷歌地球更清晰、图片更新”的说法。
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