Newest Questions
2,220 questions
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Are zero waste shops still more sustainable if they are delivering?
I used to rely on a local zero-waste / refill shop for most of my food shopping. Since moving, I no longer have anything similar within reach. While looking for alternatives, I came across an online ...
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Combining odd-placed solar panels with existing hybrid/off-grid installation
I plan to build a hybrid installation, with LifePo4 bank and some cheap inverter (e.g. Anenji 11KW) with 2 MPPT strings support.
If solar input won't be enough to cover needs, it will get some energy ...
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Do smart meters raise privacy and radiation concerns?
Frankly, I have some concerns about my newly installed smart meter. There are two main issues:
Privacy: It collects data every minute. Will the power company know when anyone is home or when I'm ...
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How best to dispose/recycle, not donate, clothing?
I am looking to downsize and want to trim down my wardrobe quite a bit.
(Most of my stuff started out fairly sturdy: cotton jeans and heavy T-shirts and has just been worn out).
The first bucket, ...
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ReCiPe normalization factors
I am building a web-based LCIA application into which I'm hardcoding (for the time being) ReCiPe impact categories as follows:
def impact_definitions
{
# --- Midpoint indicators ---
...
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59
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Should we avoid chopping down trees and instead installing solar panels away from forests?
Solar panels are frequently installed to areas that used to contain forest. While solar panels have environmental benefits, there is a possible question of whether the forest areas should be left as-...
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Who would be the most relieved that MethaneSat has suddenly gone silent?
I'm not a conspiracy theorist, and since I don't own an armchair, I'm not even an armchair conspiracy theorist. Sometimes I just like to have a little fun.
After reading The BBC's July 4, 2025 $88m ...
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What support or prizes does XPRIZE offer to first-stage winners of the 2025 Carbon Removal competition? Is this the minimum achievement expected?
What kinds of prizes, grants, or resources are typically offered to first-stage winners of the 2025 XPRIZE Carbon Removal competition to help with team formation and early development?
Also, why is ...
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256
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What are some practical ways to reduce energy consumption?
I'm trying to make my household more energy-efficient, both to lower utility bills and to reduce environmental impact, but I’m facing a few challenges and would love advice on practical steps.
Current ...
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3
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103
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Can I melt and reuse plastic for another product at home?
In my area, there is a lot of plastic and polyethylene waste which destroys our nature. Can I melt waste plastic for reuse purposes? This would be helping the environment because plastic can be ...
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GREET model not available
I need to use the GREET emissions model in my activities, but it seems that is not available now from the ANL site. Can someone help me in obtaining it, or tell me when it will be available?
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What sustainable food storage methods are inexpensive?
I'm trying to improve sustainability with limited funds. I'm having trouble finding food storage containers at my local thrift shops.
Previously, I bought "reusable" plastic storage dishes. ...
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Brand audit - consider producer or distributor of products?
I am conducting a brand audit of discarded waste in Germany. At times food products are produced by company A but then sold through company B as their own company B brand. Examples are the brands ...
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2
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124
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What are the best ways to make my home more energy efficient in reducing carbon footprint with photovoltaics?
Photovoltaics are a crucial element in harnessing renewable energy. They convert sunlight directly into electricity, significantly reducing reliance on fossil fuels and lowering greenhouse gas ...
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Can you re-use packaging silica gel for moisture retention in plant pots?
I've often wondered whether the innumerable small packets of 'DO NOT EAT' silica gel in packaging have the same content as "Water Retaining Granules" that are sold for flower pots and plant ...