Sea Salts Contribute to Arctic Ozone Loss
January 18 — Sunlight, snow, and sea salt, when combined, provide a potent mixture for destroying ozone. Bromine and chlorine, two chemicals found in sea salt, may initiate a series of chemical events that destroy ozone in the Arctic troposphere. More

Grasslands Can Act as "Carbon Sinks"
January 10 — Grasslands can act as a "carbon sink" just like forests do. Scientists have identified a mechanism through which grasslands appear to absorb more of the greenhouse gas carbon dioxide than they release. More

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