How Far Have We Drilled into the Earth?


In 2012, a new record was set off the coast of Japan where scientists drilled more than 2,111 meters in the earth to obtain rock samples. Scientists used a vessel named Chikyu which has been specially designed to drill down to 10,000 meters below sea level. Prior to the record set near Japan, the former record had been set near the Costa Rica Rift.
Q&A Related to "How Far Have We Drilled into the Earth?"
We have so far drilled just 7.5 miles into the Earth's rocky crust,...
The deepest manmade hole in the Earth is the Kola superdeep borehole. It went 7.5 miles deep. See the related link for more information.
There is pretty good data from fossil records going back about 500 million years. The source for the combined graph of temperature and CO2 is as below. Unfortunately the graph cannot
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