Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Hammerdirt project i_ii

136 views

Published on

Presentation to Hackuarium

Published in: Environment
  • Be the first to comment

  • Be the first to like this

Hammerdirt project i_ii

  1. 1. This link will gave you access to all the documents in PDF format https://goo.gl/dIcS0v
  2. 2. Hammerdirt Swimmers, surfers, lifesavers Removing and counting the trash on the shoreline of Lake Léman
  3. 3. Global Movement  Honolulu strategy  Oceans initiative  Marine litter watch  OSPAR  Numerous local and regional actors (for example hammerdirt)  Rencontres nationales des collecteurs de déchets
  4. 4. First study : MCBPI Nov 2014 - Aug 2015  Focussed on litter removal and background research  Counted volume not pieces  Positive message  Ignored by local, regional, national authorities, and other NGO’s  Adoption of citizen science philosophy
  5. 5. Second project MCBPII Nov 2015 – Nov 2016  Adoption of Marine litter watch system for litter codes  Surface area measurements, results reported as density of pcs/m²  Kobo toolbox : Data is available for download  Open Data Kit (ODK) for form development  Formalized reporting methods  Reports distributed to local and national authorities  Facilitates comparison of our results to other studies in the world
  6. 6. 27 Litter Surveys 23 Nov – 23 Jan o Five different locations o 8,560 pieces of trash removed o Between 60% and 97% plastic 0,0% 10,0% 20,0% 30,0% 40,0% 50,0% 60,0% 70,0% 80,0% 90,0% 100,0% 0 100 200 300 400 500 600 2015-11-23 2015-11-24 2015-11-27 2015-12-01 2015-12-02 2015-12-04 2015-12-04 2015-12-07 2015-12-08 2015-12-10 2015-12-10 2015-12-14 2015-12-16 2015-12-17 2015-12-17 2015-12-30 2016-01-06 2016-01-07 2016-01-08 2016-01-13 2016-01-13 2016-01-15 2016-01-19 2016-01-19 2016-01-21 2016-01-23 Plasticasa%ofdailytotal Totalpiecescollectedperday Daily totals and plastic as a % of daily total Montreux-Clarens-Vevey November 23 2015 - January 27 2016 Daily total Daily Average % Plastic
  7. 7. Six categories 72% of trash o Cigarette butts are 25% of total o Foam and bits of plastic 36% o The remaining 560 pieces is spread out over 70 categories Cigarette Butts 25% Foam 24% Plastic pieces 11% Glass bottles/pieces 4% Candy wrappers 4% Cotton Swabs 4% All the rest 28% Top six categories of trash found all sites combined Montreux - Clarens - Vevey November 2015 - January 2016
  8. 8. Certain Items have cyclical patterns o Cotton swabs o Foam o Plastic Bits 0,0% 2,0% 4,0% 6,0% 8,0% 10,0% 12,0% 2015-11-23 2015-11-30 2015-12-07 2015-12-14 2015-12-21 2015-12-28 2016-01-04 2016-01-11 2016-01-18 Percentageofdailytotal Cotton swabs as % of daily total Nov 2015 - Jan 2016 Vevey Clarens Montreux
  9. 9. Other Items not so much o Cigarette butts are a constant in the environment 0,0% 6,0% 12,0% 18,0% 24,0% 30,0% 36,0% 42,0% 48,0% 54,0% 60,0% 66,0% 2015-11-23 2015-11-30 2015-12-07 2015-12-14 2015-12-21 2015-12-28 2016-01-04 2016-01-11 2016-01-18 Percentageofdailytotal Cigarette butts as % of daily total Nov 2015 - Jan 2016 Vevey Clarens Montreux
  10. 10. Missed oportunities  Other data can be collected at the same time  Integration of litter data to socio-economic studies  Correlation (if any) of the occurrence of items such as cotton-swabs, toilet fresheners, tampons to other biological indicators  Do the cyclical patterns of items correlate to any biological data/water quality data?  Transport of bacterial pathogens on waterborne styrofoam and plastic  Many more…
  11. 11. What is really in our water ?  Lonza, Syngenta, CHUV, municpal overflow, Tamoil …  Microplatics in suspension?  Heavy metals?  Analytic chemistry is expensive and requires considerable overhed
  12. 12. How can you help ?  Adopt a beach in the region (Rennens/Lausanne/Morges)  Further development of DIY biosensors and water quality sensors  Development of an automated or semi-automated system for quantifying microplastics in suspension  Integrate the data in your research
  13. 13. Thank you info@hammerdirt.ch info@plagespropres.ch www.plagespropres.ch www.hammerdirt.ch

×