Sustainable Living Stack Exchange
Sustainable Living Stack Exchange

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1500 questions
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How many children can I sustainably bring to this world?

I'm trying to calculate the ecological footprint my sexual activity will have on society 40 years into the future. What is the best amount of children to bring to the world to create a sustainable earth? How much is the life time pollution of a…
Ben
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How does the climate impact of an LNG-powered cruise ship compare to flying?

Taking the Iona as an example, it is claimed that "The cruise ship will have a reduced carbon footprint with zero sulphur and nitrogen emissions." Sulphur and nitrogen, while pollutants, are not greenhouse gases, and I'm asking specifically about…
jl6
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What is the most sustainable packaging for milk?

When buying milk, there are three forms of available packaging: plastic containers, TetraPak, and glass bottles. None of these forms of packaging are optimal - plastic containers are single-use, TetraPaks are difficult to recycle, and glass bottles…
RollingCompass
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Is putting plastic in the garbage better than putting it in the recycling bin?

It has been two years since China has cracked down on importing recyclables, and it appears the U.S. has had to stockpile, incinerate, landfill, or divert most of its recyclables stream to other, less-apt countries (where it tends to just be dumped…
calcium3000
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Recycled and Used Fashion

After four years living in San Francisco, I'm really feeling the urge to update my wardrobe. I've never been much of a fashionista, but that's partly because of the damage I assumed caused to the environment. What are some websites or stores that…
Eric H.
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Are flame-retardant-free couches sold in the US?

Over the past few years, I have heard in the news about the likely dangers and ineffective but widespread use of flame retardants in furniture cushions. I'm in the market for a sofa, and I'd like to find one that is free of these…
glenviewjeff
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Seaweed snacks without lots of packaging

My kids like seaweed snacks but there’s so much packaging. Alternatively I can buy crackers or raisins in large packages, reducing both the cost and packaging (plus if the package is cardboard it’s compost/recycle friendly). The downside is that…
r00fus
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Would we come to a period of no oil within our lifetime? If so, should we prepare, and how?

I mean to ask, in order to know, for example, whether someone today should be learning/preparing to lead a post-oil life? i.e no new plastic products, gas-powered vehicles, petrol-generated electricity, etc... I know that petroleum is only just one…
unknownprotocol
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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 bagged soil sometimes. As I build soil I wonder…
cr0
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Is Tesla Powerwall a good investment?

I'm trying to determine if investing in a couple of Tesla Powerwall units to store solar energy is a wise financial decision. My energy cost is $0.1649/kWh. The installed price of the two Powerwall units is $15k. I expect fully charge and discharge…
nelsonic
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How to measure the embodied energy of a regulation. Is data available?

Is there sufficient data to measure the energy spent managing regulation on both sides (energy spent on compliance, enforcement, permit application processing, and the like)? Are there tools available to help communities determine what the net…
Chris Travers
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UK - would there be any problem with keeping bees on a plot if the neighbours have horses

I am looking to get into beekeeping. I have a plot of land ~20x50m that I would like to put some hives on. There are multiple nearby fields with horses - minimum distance ~ 50m to nearest such field. Would there be any problems with getting the bees…
Michal Paszkiewicz
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Carbon footprint of soy milk versus cow's milk

I am wondering about a specific carbon footprint comparison (i.e. total global warming potential per litre) between soy milk and cow's milk. This would of course depend on where and how they are produced, but I'd like to know if people have sources…
stragu
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Alternatives to concrete for a flat roof

I am from India and planning to build a house with as little cement, steel and sand as possible. I am looking to keep the temperature inside the home to be minimal since temperature will touch around 44°C (111°F) during summer. Is there any…
Raja N
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What pump should be used for a 5000 gallon aquaponics system?

I am installing a new aquaponics system. It will have 2 650 gallon fish tanks, 1 1500 gallon sump, 1500 gallons of flood and drain grow beds, and 3000 gallons of DWC beds. The fish tank and sump tank will be buried in the ground with their tops…
Andrew Siemer
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