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Ice cores preserve 1,800 years of climate

Ice cores preserve 1,800 years of climate

COLUMBUS, Ohio, April 5 (UPI) -- Two ice cores from the tropical Peruvian Andes reveal Earth's detailed tropical climate history year by year for nearly 1,800 years, researchers say.

New Andes ice cores may be longest ever

COLUMBUS, Ohio, Nov. 3 (UPI) -- U.S. researchers say they have drilled two of the longest ice cores ever taken from the Peruvian Andes.

Study: Tibetan ice fields may be melting

COLUMBUS, Ohio, Dec. 12 (UPI) -- U.S. scientists said cores drilled from a Himalayan ice field lack a radioactive marker found in virtually every other ice core retrieved worldwide.

Study: Peruvian glacier might soon vanish

SAN FRANCISCO, Feb. 19 (UPI) -- A U.S. glaciologist says it is likely Peru's Qori Kalis glacier will disappear within five years, providing the clearest evidence yet of climate change.

Study: Ice disappearing from Kilimanjaro

COLUMBUS, Ohio, Feb. 14 (UPI) -- Ohio State University scientists, five years after warning the ice fields on Mount Kilimanjaro might melt, now say their prediction is coming true.

Researchers probe climate change mystery

COLUMBUS, Ohio, Nov. 7 (UPI) -- Ice samples from the peaks of tropical mountains might help researchers solve an ancient climate mystery that could have changed human history.