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Cape Town’s Water Crisis

Published byRafe Knight Modified over 6 years ago

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Presentation on theme: "Cape Town’s Water Crisis"— Presentation transcript:

1 Cape Town’s Water Crisis
Today I talk about

2

3 Water comes from far to supply Cape Town

4 Why is there a Water Crisis?
Climate Change? Increase in Urban Population Increase in Agriculture – change in Agriculture e.g. Dry cropping (Wheat) to irrigated crops (Olives and Grapes) Increase in Industry Government Policy Failure We are all in this together

5 Is the weather to blame?

6 Water Restrictions

7 Water Restrictions

8 Water Restrictions Waiting for a Miracle

9 What is the state of our dams?
Beginning of Winter What is the state of our dams?

10

11

12 Public Awareness

13 Question 1 Assess the economic and ecological cost of rising sea-levels. To introduce the topic review the following video Which countries are most at risk of sea-level rise? Which impacted countries are making the most investments in ensuring sea-level rise does not compromise long sustainability of their economies and societies. Where can the most “bang for buck” investments to mitigate the effects of sea-level rise. Which countries have the least ability to deal with levels of sea-level rise and what global solutions could be offered to render assistance to these nations?

14 Prior to the Water Crisis
The average use per person was litres of water per day. Flushing toilets, Taking showers or baths, Brushing teeth, Running dishwashers Running washing machines Food preparation Household cleaning Drinking Watering lawns, plants, aquariums

15 Level 4 Water Restrictions Crisis
The average use per person needs to be reduced to 100 litres of water per day. Flushing toilets, Taking showers or baths, Brushing teeth, Running dishwashers Running washing machines Food preparation Household cleaning Drinking Watering lawns, plants, aquariums

16 What are level 4b Restrictions?
.....allow individual users 87 litres a day. Cape Town reduce water use 500 million litres a day. The City of Cape Town is introducing a new water demand management system for its residents. It consists of a water management device, which is installed in residents’ houses, and a central control team in the City administration that regulates the functioning of these devices with the help of a computer set up.

17 Abusing Water Restrictions

18 Current Water Status

19 Solutions Question 1 Assess the economic and ecological cost of rising sea-levels. To introduce the topic review the following video Which countries are most at risk of sea-level rise? Which impacted countries are making the most investments in ensuring sea-level rise does not compromise long sustainability of their economies and societies. Where can the most “bang for buck” investments to mitigate the effects of sea-level rise. Which countries have the least ability to deal with levels of sea-level rise and what global solutions could be offered to render assistance to these nations?

20 Water Leakage Systems Web-enabled hardware and software
Water Alarms with message to your phone

21 Phone Applications (Apps)
Driblet

22 Phone/Web Applications (Apps) for Cape Town

23 SWAN Web/Android App

24 SWAN Android App Will use GPS or Location data to identify the city
Installed Icon to access our SWAN Smart Water Action Network

25 Android App Login *********

26 Android App Opening Screen
4 June 07 Berg River Date Date Changer Time Time Changer Restriction (Level Four) Graphs Search – water tips Images (Upload/Download e.g. Dams, Water Leaks etc) Overall Dam Status % Voëlvlei 19.6 4 June 07 12h15 12h15 Theewaterskloof Berg River Berg River % Voëlvlei Local Dam Status % Voëlvlei 19.6 15.6 Theewaterskloof Theewaterskloof Report Close Home 10 L 60 L Activity Scrolling Reusing Water Quantity Submit Daily Progress

27 Android App Current Status
This will indicate the current level of local water Restrictions Level 3 Level 2 Level 1 4 June 07 12h15 Berg River % Voëlvlei 19.6 Theewaterskloof 87 L

28 Android App Graphing Results
This will graph the last weeks water usage 4 June 07 12h15 Berg River Weekly water use (Litres) 100 % Voëlvlei Year 19.6 Month Reused Theewaterskloof Weekly water use (Litres) 86 Average Litres 87 L

29 Android App Graphing Results
This will graph the last months water usage 4 June 07 12h15 Berg River Weekly water use (Litres) 100 % Voëlvlei Year 19.6 Week Reused Theewaterskloof 88 March monthly water use (Litres) Average Litres 100 L

30 Android App Graphing Results
This will graph the last weeks water usage and reuse 4 June 07 12h15 Berg River Weekly water use (Litres) 87 % Voëlvlei Year 19.6 Month Week Theewaterskloof Weekly water use (Litres) 87 Average Litres Reuse 87 L

31 Android App Photo Gallery
4 June 07 12h15 Berg River % Voëlvlei 19.6 < > Theewaterskloof 87 L

32 Android App Water Saving Tips
Use bath water to flush a toilet Brush your teeth while showering 4 June 07 12h15 Berg River Use bath water to flush a toilet % Voëlvlei 19.6 < > Use aquarium water for your plants Share bath water Theewaterskloof Let it mellow Always use waterless urinals 87 L

33 Android App Reporting Dam Capacities
4 June 07 12h15 Berg River Berg River Overall Dam Status % Voëlvlei Local Dam Status % Voëlvlei 19.6 15.6 Berg River % Voëlvlei Theewaterskloof Theewaterskloof 19.6 Theewaterskloof Berg River Berg River Voëlvlei Voëlvlei % Local Dam Status % Local Dam Status 25.1 18.2 Theewaterskloof Theewaterskloof This will take you back to the First menu 87 L

34 Android App Logging Water Use
Washing Dishes Flushing Toilet Brushing Teeth Hand Washing Showering Aquarium Bathing Shaving Android App Logging Water Use 4 June 07 12h15 Berg River Household cleaning Washing Machine Washing Windows Food Preparation Drinking Water Watering Plants Hand washing Dishwashing % Voëlvlei 19.6 Theewaterskloof 80 L Select Activity Select Quantity 42 L Confirm

35 Android App Logging Water Re-use
4 June 07 12h15 Selected Reuse for Toilet Berg River % Voëlvlei Select Activity Select Quantity 42 L Confirm 19.6 Theewaterskloof Not Selected Reuse for Watering Progress Bar Green under Target Orange Slightly above Target Significantly above Target 87 L

36 Android App Daily Reports
4 June 07 12h15 Berg River % Voëlvlei 19.6 Theewaterskloof I am a water-responsible citizen and today I used just 86,5 Litres of water 87 L

37 Thank you for doing you part to save Cape Town’s Water
4 June 07 12h15 Berg River % Voëlvlei 19.6 Theewaterskloof 38 L

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