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Tornado activity in Greece within the 20th century
Tornado activity Greece within the 20th century
2010/9/10
Tornado activity is associated with extreme convective weather which can cause extended damage and even in some cases the loss of life. The complex inland terrain of Greece along with the Ionian Sea a...
20th Century One of Driest for Northwest Africa in 900 Years（图）
20th Century One of Driest for Northwest Africa 900 Years
2010/6/22
Some of the worst droughts to hit North Africa in the last 900 years have occurred recently—in the late 20th century—according to an analysis of tree rings that has provided the most lengthy and detai...
How unusual was late 20th century El Niño-Southern Oscillation (ENSO)? Assessing evidence from tree-ring, coral, ice-core and documentary palaeoarchives, A.D. 1525-2002
late 20th century El Niñ o-Southern Oscillation tree-ring, coral, ice-core and documentary palaeoarchives
2010/1/25
Multiple proxy records (tree-ring, coral, ice and documentary) were examined to isolate ENSO signals associated with both phases of the phenomenon for the period A.D. 1525-2002. To avoid making large-...