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100 years of discoveries in Earth sciences

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With branches such as geology, oceanography, meteorology and astronomy, Earth sciences deal with the study of our planet’s interiors as well as the atmosphere, hydrosphere and biosphere. We look back at some of the greatest discoveries that shaped this science.

First up: Milestones in geology (study of origin, history and structure of Earth)

© Planet Observer/UIG/REX/Shutterstock
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