K.C. ALFRED / Union-Tribune
Ralph Keeling held one of the flasks designed by his father to measure carbon dioxide in the atmosphere. |
Graphic evidence
Keelings' half-century of CO² measurements serves as global warming's longest yardstick
By Robert Krier
STAFF WRITER
Fifty years ago this month, geochemist Charles David Keeling began recording the curve of the Earth. That may be stating it a bit grandiosely, but not too much. Few scientific studies have had a bigger impact, and not just on people in white lab coats. Like the carbon dioxide Keeling studied, the results of his research have circled the globe.
Is Ice Classic more proof of climate change? Bet on it
By Robert Lee Hotz
THE WALL STREET JOURNAL
Every winter since 1917, people in Nenana, a village 55 miles southwest of Fairbanks, have wagered on the exact moment that the ice breaks up on the nearby Tanana River. For the 450 townsfolk, the annual Alaska ice lottery, called the Nenana Ice Classic, is a financial lifeline that offers some their year's only employment.
Astronomy: Spots on Jupiter
In ultraviolet images taken by the Hubble Telescope, scientists have found unexpected luminous spots on Jupiter.
