Search Results - "Dezfuli, Amin K."

Regional Atmospheric Circulation and Rainfall Variability in South Equatorial Africa by Dezfuli, Amin K., Zaitchik, Benjamin F., Gnanadesikan, Anand

“…This study examines daily precipitation data during December–March over south equatorial Africa (SEA) and proposes a new zonal asymmetric pattern (ZAP) that…”
Get full text

Biomass burning, land-cover change, and the hydrological cycle in Northern sub-Saharan Africa by Ichoku, Charles, Ellison, Luke T, Willmot, K Elena, Matsui, Toshihisa, Dezfuli, Amin K, Gatebe, Charles K, Wang, Jun, Wilcox, Eric M, Lee, Jejung, Adegoke, Jimmy, Okonkwo, Churchill, Bolten, John, Policelli, Frederick S, Habib, Shahid

“…The Northern Sub-Saharan African (NSSA) region, which accounts for 20%-25% of the global carbon emissions from biomass burning, also suffers from frequent…”
Get full text

A tool for hierarchical climate regionalization by Badr, Hamada S., Zaitchik, Benjamin F., Dezfuli, Amin K.

“…Climate regionalization is an important but often under-emphasized step in studies of climate variability. While most investigations of regional climate make…”
Get full text

The Relationship of Rainfall Variability in Western Equatorial Africa to the Tropical Oceans and Atmospheric Circulation. Part II: The Boreal Autumn by Dezfuli, Amin K., Nicholson, Sharon E.

“…This paper examines the mechanisms controlling the year-to-year variability of rainfall over western equatorial Africa during the rainy season of…”
Get full text

The Relationship of Rainfall Variability in Western Equatorial Africa to the Tropical Oceans and Atmospheric Circulation. Part I: The Boreal Spring by Nicholson, Sharon E., Dezfuli, Amin K.

“…This paper examines the factors governing rainfall variability in western equatorial Africa (WEA) during the April–June rainy season. In three of the five…”
Get full text

Validation of IMERG Precipitation in Africa by Dezfuli, Amin K., Ichoku, Charles M., Huffman, George J., Mohr, Karen I., Selker, John S., Van DeGiesen, Nick, Hochreutener, Rebecca, Annor, Frank O.

“…Understanding of hydroclimatic processes in Africa has been hindered by the lack of in situ precipitation measurements. Satellite-based observations, in…”
Get full text

A TWO-CENTURY PRECIPITATION DATASET FOR THE CONTINENT OF AFRICA by Nicholson, Sharon E., Dezfuli, Amin K., Klotter, Douglas

“…A wealth of historical information on climate and weather exists for the African continent. Documentary information, hydrologic indicators, and rain gauge…”
Get full text

Spatio-temporal variability of seasonal rainfall in western equatorial Africa by Dezfuli, Amin K.

“…This study reveals homogeneous sub-regions over the poorly studied area of western equatorial Africa (10S–7N and 7E–30E). Monthly totals of 141 stations…”
Get full text

On the relationship of regional meteorological drought with SOI and NAO over southwest Iran by Dezfuli, Amin K., Karamouz, Mohammad, Araghinejad, Shahab

“…A fuzzy hierarchical clustering technique using the pairwise similarity matrix is employed to find the homogenous climate subregions over southwest Iran, based…”
Get full text

The Role of Low-Level, Terrain-Induced Jets in Rainfall Variability in Tigris–Euphrates Headwaters by Dezfuli, Amin K., Zaitchik, Benjamin F., Badr, Hamada S., Evans, Jason, Peters-Lidard, Christa D.

“…Rainfall variability in the Tigris–Euphrates headwaters is a result of interaction between topography and meteorological features at a range of spatial scales…”
Get full text

A note on long‐term variations of the African easterly jet by Dezfuli, Amin K., Nicholson, Sharon E.

“…The African easterly jet (AEJ) is analysed at 600 hPa in August for the period 1948–2003. In most years, the jet reveals strong zonal asymmetries. In many…”
Get full text

Precipitation Characteristics in West and East Africa from Satellite and in Situ Observations by Dezfuli, Amin K., Ichoku, Charles M., Mohr, Karen I., Huffman, George J.

“…Using in situ data, three precipitation classes are identified for rainy seasons of West and East Africa: weak convective rainfall (WCR), strong convective…”
Get full text

Regionalizing Africa: Patterns of Precipitation Variability in Observations and Global Climate Models by Badr, Hamada S., Dezfuli, Amin K., Zaitchik, Benjamin F., Peters-Lidard, Christa D.

“…Many studies have documented dramatic climatic and environmental changes that have affected Africa over different time scales. These studies often raise…”
Get full text

Precipitation Characteristics in West and East Africa from Satellite and in Situ Observations by Dezfuli, Amin K, Ichoku, Charles M, Mohr, Karen I, Huffman, George J

“…Using in situ data, three precipitation classes are identified for rainy seasons of West and East Africa: weak convective rainfall (WCR), strong convective…”
Get full text