Ancient eruptions may have triggered conditions for oxygen ‘whiffs’ in the atmosphere In a nutshell Massive volcanic events ...

Using this knowledge, the scientists built a unique sophisticated computer model to more accurately chart key changes in the ...

(A) Photosynthesis in land plants fixes atmospheric CO2 (inorganic carbon) as organic carbon ... energy-rich food molecules and to produce oxygen.

Sulfate-reducing bacteria break down a large proportion of the organic carbon in the oxygen-free zones of Earth, and in the ...

However, photosynthesis doesn't just drive the carbon cycle — it also creates the oxygen necessary for respiring organisms. Interestingly, although green plants contribute much of the oxygen in ...

Oxygen is essential for life and a reactive player in many chemical processes. Accordingly, methods that accurately measure ...

Credit: Leon Pauleikhoff/Unsplash The fast carbon cycle is concerned with living things ... and produce the oxygen we breathe. During periods in the past when atmospheric carbon levels were ...

A group of scientists from the University of Oldenburg, Germany, has discovered how special bacteria in the ocean break down ...

And like plants, they also release oxygen, contributing at least 50% ... forms of sea life interact sheds light on Earth’s carbon cycle. Carbon, a chemical element, is found in all organic ...

Diffusion happens naturally and so does not require energy. Substances like oxygen, carbon dioxide and glucose move in and out of cells by diffusion. If I spray a little perfume over here, ...

The IAEA Environment Laboratories apply nuclear and isotopic techniques to better understand the carbon cycle, to evaluate the ocean’s ... a region which is particularly sensitive to ocean warming, ...