Claim: ‘Recent El Niño behavior is largely beyond natural variability’

From the University of Hawaii at Manoa: El Nino unusually active in the late 20th century Spawning droughts, floods, and other weather disturbances world-wide, the El Niño – Southern Oscillation (ENSO) impacts the daily life of millions of people. During El Niño, Atlantic hurricane activity wanes and rainfall in Hawaii decreases while Pacific winter storms…

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New El Niño causal pattern discovered

From the University of Hawaii ‑ SOEST: Climate researchers discover new rhythm for El Niño El Niño wreaks havoc across the globe, shifting weather patterns that spawn droughts in some regions and floods in others. The impacts of this tropical Pacific climate phenomenon are well known and documented. A mystery, however, has remained despite decades…

Study: natural variation still rules monsoons

From the University of Hawaii ‑ SOEST Natural climate swings contribute more to increased monsoon rainfall than global warming Natural swings in the climate have significantly intensified Northern Hemisphere monsoon rainfall, showing that these swings must be taken into account for climate predictions in the coming decades. The findings are published in the March 18…

Tree rings as a proxy for historical ENSO reconstruction

From the University of Hawai’i’s International Pacific Research Center at Mānoa, comes this proxy reconstruction that does some similar things the infamous hockey stick reconstruction, but doesn’t need to pull any statistical “tricks” to make the case. Our old friend the Bristlecone pine in the southwest USA is the test subject again. Like Mann et…