Plants take up co2, after the plants die and are buried in sediment. when carbon(c) is buried the atmospheric levels of co2 in the atmosphere are lower, and the climate cools down. is this positive feedback loop, negative feedback loop, neither, or no answer provided?

The organ that has two atria and one ventricle is the

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed

How does australia influence people