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Responding to the water challenge
Melvyn Kay UK Irrigation Association
www.ukia.org
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
People generally have little appreciation of the water required to
produce our food
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Globally agriculture consumes 70% of water all withdrawals
Food needs a lot of water
Typical European diet requires 3,500 litres/day
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Typical water footprint…
0.2 lt Hot water
5 lt to grow the tea
18 lt to grow the grass
9.2 lt to grow the cane
Total 32.4 litres Water Tea
Milk
Sugar
Source: Dr Tim Hess, Canfield University
Potatoes 1 lt/portion
Rice 180 lt/portion
Pasta 2 lt/portion
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Irrigation in UK
UK water withdrawals for agriculture are only 1-2%
So what’s the problem?
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Where we use water…
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Our water comes from … (km3)
Households
Industry
Agriculture
0
20
40
60
80
Total
volume
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Households
Industry
Agriculture
0
20
40
60
80
Total
volumeInternal
Our water comes from … (km3)
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Households
Industry
Agriculture
0
20
40
60
80
Total
volumeInternal
Imported
Our water comes from … (km3)
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Use existing supplies wisely
Irrigation strategy…
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Precision irrigation?
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Benchmarking…
http://79.170.40.182/iukdirectory.com/benchmarking/index.php
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Build reservoirs
Form abstractor groups
Irrigation strategy…
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Keep up to date www.ukia.org
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This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
Thank you
This project is part funded by the European Regional Development Fund (ERDF) as part of the South East ERDF Competitiveness Programme 2007–2013
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