Week 4 - September 28-October 2, 2020 Living things need nutrients and the Estuary at the mouth of the Courtenay River, what we now call...

Oldest Crust, is it original? https://www.discovermagazine.com/planet-earth/earths-original-crust-still-hanging-around

I hope you all had a great weekend contemplating the chemical reactions that surround us and maintain us as living organisms. Like many...