Radiocarbon analysis of turfgrasses can help cities measure greenhouse gas emissions

Cities around the world are working to limit emissions of climate-warming greenhouse gases, but there have been few ways of ...
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For millennia, the Arctic absorbed more carbon than it emitted. That’s changed.

This month, the National Oceanic and Atmospheric Administration released its annual Arctic Report Card. It contained sobering news about the state of the tundra. NOAA reported that after storing ...