the center for ecological-noosphere studies of nas … · the center for ecological-noosphere...
TRANSCRIPT
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THE CENTER FOR ECOLOGICAL-NOOSPHERE STUDIES OF NAS
Presenter Dr. Lilit Sahakyan
PhD in geography Head of Environmental Geochemistry Department
UCD SCHOOL OF GEOGRAPHY, PLANNING AND
ENVIRONMENTAL POLICY UNIVERSITY COLLEGE DUBLIN
Dublin, July 10-12, 2013
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Emission
Pollution
Concentration
and
accumulation
DISTURBANCE OF NATURAL
BALANCE OF CHEMICAL ELEMENTS
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Eco-chemical assessment of sites
Geochemical survey and mapping
Environmental risk assessment
Revealing risk groups in the population
Hydrochemistry, surface water quality assessment
Environmental geochemistry and food safety
Ecotoxicology
Environmental Geochemistry Department
Main activities
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Environmental Geochemistry Department
Geochemical survey and
mapping
Environmental risk assessment
Revealing risk groups in the
population
Hydrochemistry, surface water
quality assessment
Environmental geochemistry
and food safety,
Ecotoxicology
Main activities
URBAN
MINING
AGRICULTURAL
Heavy metals, Pesticides,
Dust …
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Environmental Geochemistry Department
History
1989
1993
Institute of Geology
Ecocentre
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Environmental Geochemistry Department
Staff
Founder DSc in geo.-mineralogy
Researcher PhD in biology
Junior researcher PhD student
Senior lab assistant PhD student
Lab assistant MSc in envir.
Lab assistant MSc student
Head PhD in geography
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State budget
State grants
Governmental orders
Contract-based works
International grants and projects
Environmental Geochemistry Department
Finance
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Environmental Geochemistry Department
Research
One of the oldest cities of the world
2794 years old
on urban sites
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Geochemical Status
Natural basis
Social
Economic
Political
Cultural
Dynamic transit systems; atmospher, water
Relatively stable deponent systems; soil, bottom sediments
URBAN SITES
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Hand-made
Surfer
ArcView
…history… Maps of Heavy Metal Pollution of Yerevan’s Soil
Now
adays
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Spectral
emission
Spectral
emission
…history… Maps of Heavy Metal Pollution of Yerevan’s Soil
Spectral
emission
Atom
absorption
Now
adays
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<8
8-16
16-32
32-128
>128 Extrimaly high
Min
Low
Medium
High
1989 2002
Population
0
20
40
60
80
100
120
140
1989 2002 1989 2002 1989 2002 1989 2002 1989 2002
<8 8-16 16-32 32-128 >128
Ï Ù2
0
10
20
30
40
50
60%
L E G E N D
SIP values, pollution and ecological
risk levels
57% of Yerenav’s population
live in conditions of high level
of pollution and high level of
ecological risk
A schematic map of Summary Index of Pollution (SIP) of Yerevan’s soil by heavy
metals (Pb, Ag, Cu, Zn, Ni, Mo, Cr, Co)
© The Center for Ecological-Noosphere Studies
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№ 141 kindergarden
entrance
Playing ground
● Ni(10.5)–Cu(9.0)–Zn(5.7)– As(3.2)
● Cu(12.3)–Ni(11.4)>Zn(5.3)– As(2.5)
● Zn(39.9)–Ni(10.1)–Cu(11.2)>As(4.6)
Ni(11.8)>Zn(6.2)–Cu(5.9)–As,Pb(2.1) ●
Zn,Cu(12.3)–Ni(11.7)>As(3.4) ●
● Cu(11.7)–Ni(11.5)>Zn(5.0)–As(2.4)
● M-1 ● M-2 ● M-3
● M-6 ● M-4 ● M-5
Assessment of Ecological
Status of Kindergartens
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Y E R E V A N
Geochemical natural series of soils*
Zn(9,4)-Cu(2,9)-Co(1,8)
2002 Ag(32,0)-Pb(3,2)-Ni(2,3)-Cu, Mo(1,8)-Cr(1,6)-Co(1,5)-Zn(1,2)
1989
Pb(72,5)-Zn(33)-Cu(30,3)-Mo(14,7)-Ag(10,8)-Ni(6,9)-Cr(5,1)-Co(2,4)
Geochemical averaged man-made series of soils**
* Calculated by clark values
** Calculated by background values © The Center for Ecological-Noosphere Studies
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Environmental Geochemistry Department
Research
Fig. 1. Specialized geochemical schematic maps of Cu Mo, Zn and Pb contents on Armenia’s territory [14]
Specialized geochemical schematic maps of Cu Mo, Zn and Pb contents on Armenia’s territory (Saghatelyan, 2004)
on mining sites
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K A J A R A N
K A P A N
Environmental Geochemistry Department
Research on mining sites
SOTQ
ALAVERDI
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© The Center for Ecological-Noosphere Studies of NAS RA
Environmental Geochemistry Department
Research on mining sites
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Tailing repositories in Kajaran
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Environmental Geochemistry Department
Research on mining sites
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Environmental Geochemistry Department
Research on mining sites
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Hg3,31
mkg/L
EU - 1
M AC - 0,5
0,0
0,5
1,0
1,5
2,0
2,5
3,0
3,5
KFB-1 KFB-5 KFB-12 KFB-6 KFB-10 KFB-11
Hg
0,45
0,63
0,12
0,28
0
0,1
0,2
0,3
0,4
0,5
0,6
0,7
egg-
plant
beans pepper marrow beet
roots
beet
roots
cabbage dill basil
Vegetable and melon-field species Herbs
mg/kg raw matter
MAC 0.02
The contents of in some crops in water
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Environmental Geochemistry Department
Application
Science
Government
Local and
State
Society
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Environmental Geochemistry Department
Application
Master plan of the city
Plan of target tree planting
Research with health and gen
experts
Maps of Heavy Metal Pollution of Yerevan’s Soil
Research with geomorphologies
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Environmental Geochemistry Department
Application
Dust load in Yerevan
Research with microbiologists
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Environmental Geochemistry Department
Application
New Department
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Environmental Geochemistry Department
Application
Spectral values of summary pollution with HM
Monitoring and early warning
system
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Environmental Geochemistry Department
Now
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Environmental Geochemistry Department
THANK YOU !