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Garbage Ostrich Effect

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This is a presentation given to an enthusiastic lot who wanted to know more about home composting. It is an attempt to show the effects of kitchen waste in the global warming process, why we need to compost and where space is a constraint. Home composting is a small effort by an individual, where the big rewards are collectively reaped by the entire community and the world at large.

Published in: Environment
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Garbage Ostrich Effect

  1. 1. GARBAGE – OSTRICH EFFECT? SMALL EFFORT BIG REWARDS
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  4. 4. Environmental pollution  Garbage to landfills  Household contribution to landfills  Lets not have our head in the sand and deny this 4
  5. 5. Environmental pollution 5 Garbage Household waste Bio- degradable Kitchen waste
  6. 6. What is kitchen waste ? 6
  7. 7. Kitchen waste 7 kitchen waste It composts there – right? WRONG garbage landfill
  8. 8. 8
  9. 9. What happens in a landfill? • Anaerobic digestion • Decomposition in an airless environment • Produces Methane (CH4) = a greenhouse gas 21 times more harmful than CO2. • Compost contamination • Nothing will grow as it will be contaminated • Leachates / Heavy Metals (Pb, Cr, Cd) , Soluble Salts (Chloride, Nitrate, Sulfate) 9
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  11. 11. Why should we compost? 11
  12. 12. Why should we compost ? Waste less water since compost helps with moisture retention 12 Keeps a valuable resource out of the landfill.
  13. 13. Why should we compost ? 13 Reduce civic costs for waste collection and thereby reduce fuel use Extend the life of landfills Remember residential waste is 40% compostable materials.
  14. 14. Why should we compost in Kuwait? 14 Lasting legacy Cultivate a habit Educate Kids
  15. 15. What’s stopping us? 15
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  20. 20. Do and Don’ts 20
  21. 21. Compost pile Yes No Fruit and vegetable peels Meat, bones, chicken, fish Flowers Cat or dog manure Paper (finely chopped) Painted or treated wood Wood Ash Oil, Mayonnaise Coffee and Tea waste Plastics Old Potting Soil Textiles 21
  22. 22. Gray water 22
  23. 23. Duration 23
  24. 24. 24 Week 1 • Collect waste • Sandwich waste and soil • Aerate Week 2-6 • Keep moist • Sprinkle gray water Week 6-12 • Churn the mixture • Twice a week Week 12+ • Remove weeds • Compost ready How long does it take?
  25. 25. 25 How long does it take?
  26. 26. When is it ready ? 26
  27. 27. 27 When is it ready ? Dark, rich color, crumbles easily Can’t pick out original ingredients Earthy smell
  28. 28. My experiences challenges and rewards 28
  29. 29. 29 @ Riggae Small balcony Stack the pots one top of another
  30. 30. 30 @ Block 12 Salmiya Use the stairs
  31. 31. Layering or the sandwich method 31
  32. 32. 32 Layering or the sandwich method Peat + base soil Fruit / veg waste Wood ash + paper Fruit / veg / flowers Greens / Nitrogen Browns / Carbon Peat + base soil
  33. 33. 33 Bore holes for aerobic composting process
  34. 34. What plant varieties does compost support? 34
  35. 35. 35 Indoor and Outdoor
  36. 36. 36 Indoor and Outdoor
  37. 37. 37 Indoor and Outdoor
  38. 38. 38 Indoor and Outdoor
  39. 39. How to start ? 39
  40. 40. 40 Gopal M:+965-97223659 Whatsapp / Viber agkrish@skype

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