well luckily for you I live in Alaska and it is the Yukon River
The Gulf Steam
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<span>As with igneous and sedimentary rocks, metamorphic rocks are classified on the basis of texture (grain size, shape, orientation) and mineral composition. However, the classifiction of metamorphic rocks is more difficult to get into than with igneousand sedimentary rocks, for a couple of reasons.</span>Oct 25, 2000
The justification hypothesis that the early Earth environment was void of oxygen is:
- atmosphere lacked oxygen but abundant in methane, ammonia, water vapour, noble gas, neon etc.
<h3>What did scientist proved about oxygen-less earth?</h3>
Studies revealed that the Earth's atmosphere was devoid of oxygen before more than 2.4 billion years ago.
However, some scientist proved that oxygen get brewing in the atmosphere from the oceans where a cyanobacterial photosynthesis occurred for about as 3 billion years ago.
Read more about Earth environment
<em>brainly.com/question/617302</em>
