Temporal variations in temperature over Northeastern Africa /

'indicated in the Egyptian stations, but warming is greater

Bibliographic Details
Main Author: Peterson, Robby Douglas, 1969-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1994.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:'indicated in the Egyptian stations, but warming is greater
across the region. The diurnal temperature range is
addressed. Because most series in this region lack
adjusted. Typically, globally averaged or hemispherically
analysis of thermal trends. These series are generally from
annual temperatures, but more recent studies have considered
arise from either abrupt or gradual discontinuities.
at Khartoum, Sudan than the surrounding stations. Finally,
averaged annual mean land temperature series are used for
continuity, the methods commonly used in climate studies in
continuous, relatively homogeneous time series. Unlike the
decreasing, while changes in the maximum temperature vary.
extra-tropics, these series are not widely available in the
factors are common in most series. These influences can
histories, a statistical technique, or both. Once these
homogeneity in the series. Averages of the first ten and
homogeneity is applied to the series to ensure relative
identified. The results show that no unusual warming is
in the ten-year means are significant. A F-test is also used
inhomogeneities are identified the original series is
inhomogeneities must be identified through either station
last ten years are then calculated, and a difference is
maximum and minimum temperature series. However, most of
maximum and minimum temperatures over smaller scales in the
modification.
Northeastern Africa from 1900 to 1950, the data are analyzed
obtained. A t-test is used to determine if the differences
present. With access to previously unavailable data from
Research in climate change requires the use of long,
rural stations, possible trends due to urbanization can be
significant warming in the minimum and mean temperatures
the extra-tropical regions cannot be applied without some
the extra-tropics. Early studies generally focused on mean
the problems that arise in a typical tropical area are
Therefore, in order to minimize non-climatic influences, the
these studies are on data from the extra-tropics from 1950 to
to compare the variances. The results show that there is
to determine whether thermal patterns are identifiable in
tropics and sub-tropics. First, the Alexandersson Test for
tropics and sub-tropics. Influences due to nonclimatic
When series from large urban stations are compared to smaller
Item Description:"Major subject: Meteorology".
Vita.
Physical Description:xii, 79 leaves : illustrations, maps ; 28 cm.
Also available online.
Bibliography:Includes bibliographical references.