Category Archives: Global Warming

Sea Level Rise

Posted on February 10, 2008 by Rashid Faridi

Global mean sea level has been rising at an average rate of 1 to 2 mm/year over the past 100 years, which is significantly larger than the rate averaged over the last several thousand years. Projected increase from 1990-2100 is … Continue reading →

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Is the atmospheric/oceanic circulation changing?

Posted on February 9, 2008 by Rashid Faridi

A rather abrupt change in the El Niño – Southern Oscillation behavior occurred around 1976/77 and the new regime has persisted. There have been relatively more frequent and presistent El Niño episodes rather than the cool La Niñas. This behavior … Continue reading →

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Is the hydrological cycle (evaporation and precipitation) changing?

Posted on February 9, 2008 by Rashid Faridi

Overall, land precipitation for the globe has increased by ~2% since 1900, however, precipitation changes have been spatially variable over the last century. Instrumental records show that there has been a general increase in precipitation of about 0.5-1.0%/decade over land … Continue reading →

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Is the climate becoming more variable or extreme?

Posted on February 8, 2008 by Rashid Faridi

On a global scale there is little evidence of sustained trends in climate variability or extremes. This perhaps reflects inadequate data and a dearth of analyses. However, on regional scales, there is clear evidence of changes in variability or extremes. … Continue reading →

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