The word "keel" refers to the central structural element of a boat or ship that runs longitudinally along the bottom. It helps to stabilize and balance the vessel in the water. Full definition
Leader of Keeling Curve measurement says temporary bump from El Niño could push atmospheric CO2 levels above symbolic threshold for good (dotearth.blogs.nytimes.com)
And the performances largely kept their spectacle simple and straightforward, providing some nice grand emotion in an otherwise mostly even keel evening. (thefilmexperience.net)
Leader of Keeling Curve measurement says temporary bump from El Niño could push atmospheric CO2 levels above symbolic threshold for good Continue reading Is This the Last Year Below 400? (scripps.ucsd.edu)