25 years canoeing the Mighty Mississippi: John Ruskey shares stories from the Big Muddy
John Ruskey estimates he has safely guided more than 30,000 people on canoes in the Mississippi River.
Source: yahoo.com
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John Ruskey estimates he has safely guided more than 30,000 people on canoes in the Mississippi River.
CIMMYT scientists seek alternatives to synthetic nitrogen using biological nitrogen fixation (BNF) in order to reduce a significant driver of climate change.