Questions tagged [waste]

materials which the initial user wants to dispose. For questions about [reuse] or [recycling] waste use those tags.

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14
votes
4answers
2k views

Can organic waste be turned into fish food?

I have heard that catfish (and perhaps other fish too) eat about anything. Would catfish also eat my organic waste? If so I could breed catfish in aquaponics. So can my waste be turned into fish-food?...
11
votes
2answers
2k views

What alternative to composting is there to manage organic waste at home?

Organic waste (cooked food waste, uncooked food waste and garden waste) can usually be used productively in composting. However, in Kathmandu, where I am trying to find domestic solutions for organic ...
11
votes
1answer
194 views

Is there any cold-resistant anaerobic bacteria for biodigestion?

After trying and failing batch domestic anaerobic digestion in Kathmandu at its coldest (December, January), a biogas expert observed our system and explained the bacteria could not operate because of ...
19
votes
2answers
293 views

Why should I compost?

I've seen a number of question about composting here. Five, if the composting tag is a good way to measure. In my sustainability efforts (no car, no meat, no flying) I've never really considered ...
15
votes
1answer
393 views

What percentage of plastic drinking bottles is recycled after use, worldwide?

I often hear that, although plastic bottles can be recycled quite efficiently, only a percentage of them gets effectively recycled. I have heard about shipments to Africa to pile them up without a ...
3
votes
1answer
64 views

Can I prevent hazardous medicine leaving my body from entering the biosphere? [closed]

I read a lot about the amount of medicine found in the environment is ever increasing. This attributes to resistance to antibiotics for example. Can these chemicals be prevented from entering the ...
13
votes
1answer
110 views

How can an employer induce snack food companies to package in compostable materials?

My employer provides snacks to employees and generally uses compostable plates, cups, and utensils. However, a significant portion of the waste stream comes from the wrappers for things like chips ...

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