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Global warming: Researchers say recent temperature trends in Australasia are unprecedented during past 1,000 years

Far-reaching study tabs greenhouse gas emissions as main culprit

April 2012 global temperature anomalies.

By Summit Voice

SUMMIT COUNTY —Studying tree rings, ice cores and corals, a research team from the University of Melbourne identified the fingerprint of mankind in an unprecedented warming trend that’s unprecedented in the Earth’s recent history.

“Our study revealed that recent warming in a 1,000 year context is highly unusual and cannot be explained by natural factors alone, suggesting a strong influence of human-caused climate change in the Australasian region,” said lead researcher Dr. Joelle Gergis. There are no other warm periods in the last 1,000 years that match the warming experienced in Australasia since 1950, she said. Continue reading

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