1 / 14

Water footprint of everyday items

Water footprint of everyday items. Index. 1. What is water footprint? 2. What is blue, green and grey water? 3. Footprint of everyday items : a) cucumber b) orange juice c) paper . Water footprint. For example:. Blue water. Blue water. Collectable water from rainfall.

thuong
Download Presentation

Water footprint of everyday items

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Water footprint of everyday items

  2. Index 1. What is water footprint? 2. What is blue, green and grey water? 3. Footprint of everyday items : a) cucumber b) orange juice c) paper

  3. Water footprint

  4. For example:

  5. Blue water

  6. Blue water • Collectable water from rainfall. • The water that falls on roofs and hard surfaces usually flowing into rivers and the sea and recharging the ground water. • In nature the global average proportion of total rainfall that is blue water is about 40%. • Blue water footprint : It is the amount of water abstracted from groundwater or surface water that does not return to the source from which it was withdrawn.

  7. Green water

  8. Grey water

  9. Cucumber 58% green water 12% blue water 30% grey water Water footprint: 350 l/kg

  10. Orange juice 72% green water 20% blue water 9% grey water Water footprint: 1 orange: 80l 1 glass of orange juice: 200l

  11. Paper Water footprint: 2-13 litres for an A4 sheet 60% green water 1% blue water 39% grey water

  12. Danku voor uw aandacht! Dziękuję za uwagę! Köszönjük figyelmüket! Thank you for your attention!

  13. Sources • http://www.google.com/search?q=grey%20water&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a&um=1&ie=UTF-8&hl=en&tbm=isch&source=og&sa=N&tab=wi&ei=Kv17UJufO8fPsgboy4FI&biw=1280&bih=637&sei=Lf17UPGvMZHLtAbd3oH4Dw • http://www.waterfootprint.org/?page=files/productgallery • http://www.upm.com/EN/responsibility/Water/Water-footprint/Pages/default.aspx

More Related