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Urban air pollution
In Sana`a city
Yemen
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Introduction
Human being need a regular supply of food
and waster and an essentially continuoussupply of air the requirements for air and water
are relatively content( 10-20 m3 and 1-2 litter
per day respectively(
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People should have
That all people should have free access to air
and water of acceptable quality is a
fundamental human right. Recognizing theneed of humans for clean air.
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Objectives for monitoring
Clean air is considered to be a basic
requirements for human health and well being
.In spite of the introduction of cleanertechnologies in industry energy production and
transport air
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major health risk
pollution remains a major health risk .Recent
epidemiological studies have provided
evidence that in Yemen. .Various chemicalsare emitted into the air from both natural and
man made (anthropogenic sources .The
quantities may range from hundreds to millionsof tones annually .Natural air pollution
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development of models,including
To help in the development of
models, including calibration andvalidation.
To make operational prediction
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To develop long term
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Air pollution in Sana'a City
Air pollution from automobile in Sana'a city
Vehicles is the source for air pollution in
Sana'a city and due to the survey we havedone from the General department of traffic
and Statistic department since 19651999
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form the consumption of fuel
for vehicles for each vehiclesis 5 letter per day as its showedin table (1) The daily and annualconsumption of fuel
we estimate the pollution
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form the consumption of fuel forvehicles for each vehicles is 5
letter per day as its showed intable (1) The daily and annual
consumption of fuel we consider9% of this vehicles uses diesel fueland remain 91% uses benzene
fuel showed in table (2) from thisdata we
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(
The daily and annual consumption of fuel we
consider 9% of this vehicles uses diesel fuel
and remain 91% uses benzene fuel showedin table (2) from this data we
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Increase
Temperature in Sana'a city
One of the main indicators is increasing the
temperature in Sana'a city
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Sana'a city
We collect data from the civil Aviation and
Meteorological Authority
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And Statistic center for10 Years
Table (3)
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Table (3)Emission (T on / Yea r) in Sana'a for the (1989- 2000)
Year Consumption GassesTon/ Year
(Letter/ Year) CO NO SO HC PA
1989 370,925,413 102004.49 51929.56 408.02 8902.21 519.301990 329,306,130 90559.19 46102.86 362.24 7903.35 461.03
1991 322,047,147 88562.97 45086.60 354.25 7729.13 450.87
1992 340,168,836 93546.43 47623.64 374.19 8164.05 476.24
1993 350,680,098 96437.03 49095.21 385.75 8416.32 490.951994 354,947,146 97610.47 49692.60 390.44 8518.73 496.93
1995 385,199,070 105929.74 53927.87 423.72 9244.78 539.28
1996 375,683,238 103312.89 52595.65 413.25 9016.40 525.96
1997 94,187,000 25901.43 13186.18 103.61 2260.49 131.861998 93,605,029 25741.38 13104.70 102.97 2246.52 131.05
1999 98,751,573 27156.68 13825.22 108.63 2370.04 138.25
2000 123,971,751 34092.23 17356.05 136.37 2975.32 173.56
20012002
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0.00
20000.00
40000.00
60000.00
80000.00
100000.00
120000.00
1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000
CO
NO
SO
HC
PA
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Fuel Consumption Diesel
Fuel Consumption Diesel (Letter/Year) and
the Estimation of Exhaust Gasses
Emission (Ton/Year) in Sana'a for the (1989-2000(
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Fuel Consumption Diesel (Letter/Year) and the
Estimation of Exhaust Gasses
Fuel Consumption Diesel (Letter/Year) and the Estimationof Exhaust Gasses
Emission (Ton/Year) in Sana'a for the (1989-2000(
YearConsummation
Gasses(Ton/Year(
)Letter/Year(
CO
NOSO
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Fuel Consumption Petrol ( Letter / Yea r) and the Estimation of Exhaust Gasse s
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Year
Consumation
Gasses(Ton/Year(
)Letter/Year(
CO
NO
SO
HC
PA
1989
217,605,834
1566.76
5788.32
1044.51
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Thank you for attention
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11%8%10%
10%10%9%
10%10%
4%5%
6% 7%
1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000
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