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Interactive: Climate time machine
![Climate time machine interactive](https://webarchive.library.unt.edu/web/20161225023014im_/http://climate.nasa.gov/system/resources/detail_files/25_ctm-768-549.jpg)
In this "Climate Time Machine," we show how some of the key indicators of climate change - such as temperature, sea ice extent and carbon dioxide concentrations - have changed in Earth's recent history.
You can browse a gallery containing this interactive and others here.
Credit
NASA Climate Change website