20091128 Es Comenius Final02
Transcript of 20091128 Es Comenius Final02
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Gene Kelly? r... The Water ?
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, .....
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Water crisis
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*
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Increase in the need of FOOD
Increase in consumption of WATER.
Excessive ater consumption Overpopulation
Increased VITAL NEEDS
+
=
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This is very little water for human
progression…
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…We arrive at these effects•Exploitation of aquifers
•Exploitation of rivers
•Construction of infrastructures
•Environmental degradation
•Discharges.
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• Great artesian basin in Australia – 1.750.000 km3
• Ogallala Aquifer in USA - 450.000 km3
• Aquifer Arabia in Asia - 160.000 km3
• Guaraní aquifer (South America) – 1.200.000 km3
Exploitation of aquifers
Aquifer Guaraní (South America)
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Exploitation of rivers
1. As a consequence, the Jordan River is endangering the Aral Sea.
2. Chemical Industry, Nuclear Centre, Textil Industry, Fish industry.
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Discharges
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Global Warming effects
• Melting
• Sudden Atmospheric changes
• Depletion of aquifers.
• Biodiversity.
• Displacement of ecosystems
• Health.
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Melting snow and ice Reserves
• Kilimanjaro
• Himalaya
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Depletion of aquifersSalinization of aquifers caused by water shortage
Salinization of aquifers caused by water extractionAlteration of the ecosystem
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Biodiversity: Fauna and flora
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Falta foto mosquito
Biodiversity: Health
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Water Cycle Changes
Direct aspectsWe need more quantity & better distribution
Indirect aspectschanges in the climate of the planet,
global warming
We need :
•Money for investigation
•Good Global Water Politics
•Change of mentality
EffectsUnequal quantitative distributionIndustry and agricultureConsumptionPopulation growthPollutionEnergy sourceTemperatures increase evaporation
UN
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Challenges and commitments
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Challenges facing life and welfare
Ensure food supply Water and energy
Water and cities
Water and industry
Protect ecosystemsMeet basic human needs
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Challenges for management: governability
Manage risks
Valuing water Ensure basic knowledge
Sharing water resources
Manage water wisely
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Foto
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Do you think this is funny?........ Some people think that this cartoon strip is funny,
but if we don´t work together to save our planet,
it will become a sad reality…
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And if our governments don´t react NOW, what future awaits our new generations?
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