What did Earth look like 600 million years ago?
0 million years ago 20 million years ago Neocene Period. Mammals and birds continue to evolve into modern forms. Early
Read MoreMaritime Zones of the Mediterranean and Black Seas
The international law of the sea (UNCLOS) distinguishes several types of marine territory: – Internal Waters lie within the so-called
Read MoreBirths per woman by income level
Pink bubbles show country averages for income (GDP per capita, PPP adjusted) and for the total fertility rate. For all
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