Sustainable development water perspectives Flashcards

1
Q

Water management

A

is different all over the world

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2
Q

Water in the Netherlands is

A

A common pool resource. Water companies are public and you don’t pay for the water, but for the cleaning and transport of the water.

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3
Q

A public-private partnership in the water sector

A

ownership of water remains public, certain functions are delegated to private companies.

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4
Q

Prive investments in water in Argentina

A

lead to a slight increase in water price, but also a decrease in child mortality

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5
Q

3 sources of water

A
  • groundwater
  • surface water
  • cleaned wastewater
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6
Q

Two thing to focus on when managing water

A
  • quality

- quantity

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7
Q

Roles of water management

A
  • Protecting, managing and sharing groundwater and surface water resources
  • Developing and applying waste water and drinking water technologies
  • Continuous investment in water infrastructure
  • Develop, imply and maintain water policies including quality guidelines and monitoring programs
  • Sharing knowlegde
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8
Q

Water quality is influenced by

A
  • medication
  • Chemicals
  • Nano particles
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9
Q

Water management

A

should start at the beginning of the life cycle. Don’t let the water be polluted upstream.

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10
Q

Drinking water and waste water

A

if handled by the same company this will lead to circular thinking

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11
Q

Why are investments in water infrastructure important? (2)

A
  • A large part of the infrastructure has a long lifetime and should therefore be good
  • leakages should be prevented
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12
Q

why should water leakage be prevented

A

if there are leakages, it has basically become an open system where contaminations could enter.

In countries as the UK and Greece 20% of water is lost in leakages

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13
Q

Why is water policy continuously in development?

A

New chemicals and medicine are introduced on the market all the time. all of these can have an influence on the water.

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14
Q

RATA

A

risk analysis and technology assessment

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15
Q

Chemical production is growing…

A

Chemicals are evaluated on their effect on health and environment

they are however not tested

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16
Q

Wastewater treatment is for:

A
  • removing smell
  • removing nutrients
  • removing bacteria

It does not remove chemicals

17
Q

Effect of chemicals

A
  • Can small chemical traces in the water lead to reactions between chemicals?
  • will chemicals accumulate together
18
Q

Techniques to clean water

A
  • membrane filtration

- Oxidative techniques

19
Q

membrane filtration

A
  • active carbon

- nanofiltration

20
Q

oxidative techniques

A

UV or ozone disinfection

can have byproducts that are harmful

21
Q

Not using chlorine in water

A

is a sign that in the Netherlands we trust the source of our water and our water treatment enough to not need chlorine

22
Q

Pharmaceuticals are

A

not tested on their environmental impacts

23
Q

Unlike for chemicals

A

there is no legislation (yet) on nanopraticles in water