12/06/2019

Old ice and snow yields tracer of preindustrial ozone

Using rare oxygen molecules trapped in air bubbles in old ice and snow, U.S. and French scientists have answered a long-standing question: How much have "bad" ozone levels increased since the start of the Industrial Revolution?

Organic carbon hides in sediments, keeping oxygen in atmosphere

A new study from researchers at the Woods Hole Oceanographic Institution (WHOI) and Harvard University may help settle a long-standing question—how small amounts of organic carbon become locked away in rock and sediments, ...

NASA reveals Tropical Cyclone Vayu's compact center

Visible imagery from NASA's Aqua satellite showed Tropical Cyclone Vayu has a compact central dense overcast cloud cover. Vayu's center was off-shore from India's Gujarart coast.

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