The long-term carbon cycle operates over millions of years and ... Figure 4: Systems-analysis diagram showing some of the feedback relationships between marine organic carbon burial, nutrients ...

The findings describe a previously unknown part of the geological carbon cycle in transform faults that represent one of the three principal plate boundaries on Earth. The confluence of ...

It's hard to find a diagram of the carbon or nitrogen cycle that doesn't show factories and fertilizers. However, our drawings of the water cycle are stuck in the 17th century." "Better drawings ...

In this study, scientists describe many different ways that increasing temperatures ... controlling the flow of energy and matter through processes like photosynthesis (carbon uptake), respiration ...

The survival advantage to plants of the more efficient metabolic flux to carbon storage that we describe might explain ... for the operation of the Calvin cycle.