Results tagged “Oceanography”

Why do carbon dioxide levels in the atmosphere wax and wane in conjunction with the warm and cold periods of Earth's past?

The COVID-19 pandemic is a stark reminder that we move through a world shaped by unseen life. Bacteria, viruses, and other microscopic organisms regulate the Earth's vital functions and resources, from the air we breathe to all our food and most of our energy sources.

Rethinking Sulfide in the Ancient Oceans

Researchers supported in part by the Exobiology Program have provided new information about the oxygenation history of the Earth's oceans during the mid-Proterozoic using uranium (U) isotope data.

The middle of the South Pacific is as far away from land as you can possibly get. Solar irradiance is dangerously high, reaching a UV-index that is labelled 'extreme'.

Scientists with a NASA-led expedition are operating from the Inner Space Center at the University of Rhode Island's Graduate School of Oceanography as colleagues explore the deep Pacific Ocean to prepare to search for life in deep space.

Scientists have tried to find the safest and most effective ways to explore marine life in the oceanic water, the largest and least explored environment on Earth, for years.

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