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Unanswered Questions

62 questions with no upvoted or accepted answers
7
votes
0answers
91 views

Are any large restaurant chains pursuing better alternatives to recyclable packaging?

Yesterday Kraft Foods announced that by 2025 all of its packaging will be recyclable. (Note that while they include "reusable" and "compostable" in the announcement, they talk almost exclusively about ...
7
votes
2answers
255 views

Is there a sustainable agriculture certification that sees GMOs as potentially beneficial?

I keep dreaming of a certification body that has stringent and ever-evolving standards for a sustainable agriculture that looks after the environment and humans, with a rigorous but open mind when it ...
6
votes
0answers
46 views

How do you decontaminate land?

How do you decontaminate land that has been contaminated with various toxic materials? Is it safe to just unearth everything? I live around a lot of contaminated fields and it looks like companies ...
6
votes
0answers
37 views

Freezing Ice Pops Sustainably

When storing ice pops for retail customers, I need to package them in a freezer-safe ,clear wrapping. I would like for it to be compostable, but apparently the compostable cellophane options are not ...
6
votes
1answer
232 views

Is a sump tank necessary for my proposed aquaponics system?

I am designing an aquaponics system for my basement. I am thinking about one large fish tank approximately 3500 gallons. The grow beds will be above the fish tank and consist of twelve 45 gallon ...
6
votes
2answers
315 views

Can Earth sustain 100% vegetarian population

I'm not asking what will happen if everyone in the world suddenly turned to vegetarian. In an ideal world with current population, can everyone follow a vegetarian diet (except for people who may need ...
5
votes
0answers
82 views

Solar cell phone charger a sustainable choice?

So I bought this handy and mobile solar charger for my cell phone. I wonder if it's a sustainable buy and looking for a report or similar that compares the production cost(carbon dioxide and resources)...
5
votes
0answers
106 views

Research on consumer behavior and waste management

I am teaching a class on waste management to students who are primarily environmental management masters students. For one of the sessions I plan to discuss the role of consumer/waste generator ...
5
votes
0answers
53 views

Which is more sustainable for eyewear/spectacles : Glass lenses or Fiber-plastic lenses?

I am about to get my first pair of spectacles. From where I am, glass lenses need a frame. Fiber-plastic lenses can be frameless. It's well known Fiber lenses are much more durable and longlasting. ...
5
votes
0answers
86 views

Should cardboard contaminated with unknown dirt be recycled?

Lately, postal cardboard packages have been arriving with an increasing level of exterior contamination with generic black dirt. Although the composition of this dirt is unknown, this can be a concern ...
5
votes
0answers
24 views

Which part of the process of estimating wind resource has the potential greatest benefit from further research?

Estimations of the potential generation resource of wind power happens at all scales from very coarse global estimates, to detailed estimates at individual sites based on specific locations and ...
5
votes
0answers
317 views

Bamboo fibre clothing (not rayon)

Are there any retailers selling clothes made out of naturally processed bamboo fibre, not the viscose/rayon (see here) method? I am talking of the alternative proposed in this answer: Apparently ...
5
votes
0answers
101 views

What is the Degrowth perspective on ad blocking and online advertising?

From a Degrowth perspective, how would one argue in favour or against ad blocking and online advertising? To give a perspective on Degrowth, Degrowth is a political, economic, and social movement ...
5
votes
1answer
64 views

What's the environmental impact of industrial sources of store-bought bagged soil? Is it a 'net positive' in terms of building soil & storing carbon?

To help grow lots of trees and ecologically friendly gardens, I've bought lots of bags of soil over time. There are better, more local sources of soil/mulch/compost, but nevertheless I go the route of ...
4
votes
1answer
61 views

Nike water bottle breakdown?

So many know that single use plastic water bottles break down with repeated use. Well the other day, I decided to buy a reusable water bottle. I am on a budget and picked up a Nike Hyperfuel 32oz. Its ...

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