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News Release 11-220
U.S. Rivers and Streams Saturated With Carbon
Significant amount of carbon in land is leaking into streams and rivers, then to the atmosphere
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![Satellite view of the Mississippi River showing a mosaic of riverbank land-use patterns.](/news/mmg/media/images/river_carbon1_f.jpg)
A satellite view of the Mississippi River shows a mosaic of riverbank land-use patterns.
Credit: NASA
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![Photo of a weir placed at NSF's Harvard Forest Long-Term Ecological Research site.](/news/mmg/media/images/river_carbon2_f.jpg)
In the study, a weir was placed at NSF's Harvard Forest Long-Term Ecological Research site.
Credit: William Sobzak, College of the Holy Cross
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![Photo of harmless titanium dioxide tracer which is added to streams and rivers to track carbon flow.](/news/mmg/media/images/river_carbon3_f.jpg)
Scientists added a harmless titanium dioxide tracer to streams and rivers to track carbon flow.
Credit: Diana Karwan, Stroud Water Research Center
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![a tangled web of stream lines derived from a data set on water flow.](/news/mmg/media/images/river_carbon4_f.jpg)
Stream lines form a tangled web in this image derived from a set of data on water flow.
Credit: David Butman, Yale University
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![Photo of one of the NSF Harvard Forest LTER sites.](/news/mmg/media/images/river_carbon5_f.jpg)
A stream runs through it: one of the NSF Harvard Forest LTER site's many waterways.
Credit: David Butman, Yale University
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![Photo of the Connecticut River in the early spring.](/news/mmg/media/images/river_carbon6_f.jpg)
Early spring on the Connecticut River: scientists followed the flow of carbon along its reaches.
Credit: David Butman, Yale University
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