Christopher Gilmour
  • Member for 2 years, 8 months
  • Last seen more than a week ago
Why does the cost of planting trees vary so much across different websites?
Accepted answer
31 votes

There are different levels of service. In itself planting a tree is very easy and cheap, of the 3 billion trees in the UK, most drop thousands of seeds each year and some germinate all by themselves ...

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What are the major concerns about planting trees to create carbon offsets?
26 votes

Questions about tree planting have come up on StackExchange quite often, and in the news various countries have great drives to plant vast numbers of trees in a single day. A common issue seems to be ...

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What is the climate impact of planting one tree?
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8 votes

This paper suggests that one 20 year old tree will sequester 1 tonne of Carbon which is 3.67 tonnes of CO2 which is roughly a year's CO2 footprint of one UK person or a third of a US person. However, ...

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How much land would be covered by the plants that turned into the fossil fuels humanity has burned?
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6 votes

How coal was formed Regarding coal, from trees, it's not simply a question of the area whether it was a continent-size landmass, but more of the temporal side of things -- how long a time period the ...

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Why western countries do not heavily tax beef imports?
3 votes

As others have suggested, it is illegal under World Trade Organisation rules to apply such tariffs on just one country without a specific trade treaty. And if the western countries did impose tariff'...

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Is there a scientific consensus whether lifestyle or amount of human population the biggest problem
3 votes

There are a couple of errors in your question. Firstly regarding environmental damage in pre-industrial times, in the Middle East they ran out of trees over two thousand years ago and had to import ...

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How much of a reduction of carbon emissions can be achieved if a diesel bus is switched out for electric?
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2 votes

It depends entirely on where your city is and where it gets its energy. The Electricity Map has live energy data for the Carbon Intensity of the electricity supply. Right now, the CO2 intensity of ...

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Rule of thumb for estimating the carbon footprint of a manufactured good
2 votes

Great question, difficult to answer. There's a great deal of variation in the CO2 footprint of manufactured goods. So we can compare many different goods, I suggest we use Kg CO2 per £1000 cost of ...

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Do light fixtures with small solar panels require direct sunlight?
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2 votes

Solar panels receiving indirect sunlight Indirect sunlight produce around 10% to 25% of their optimal output. A solar panel of the size illustrated could optimally churn out around 4W with direct ...

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Is grass efficient for carbon sequestration?
2 votes

I believe its all about mass, biomass is effectively sequestered CO2. In year one a lawn probably has a greater mass than a one year old tree, and so more CO2 sequestered. But in year twenty the tree ...

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How can I conserve energy and water in my bathroom?
1 votes

Stick a water meter on your shower and bath taps. This one looks adequate I don't know what the optimal time to spend in the shower is, or whether a long hot deep bath is more satisfying than a long ...

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Why is it often more expensive to repair and maintain than to buy new?
1 votes

Another element that other answers haven't touched on is Economic Production Quantity. For many components in products, for example the metal casing of a washing machine, or any plastic injection ...

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Emissions offsets versus avoidance: can they be compared?
1 votes

Yes. Account for as many externalities as possible. Ticket price Flight £100 Train £170 Environmental Impact Cost Calculate the offset costs for both options, so that they would both be equally ...

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Which printer font can I use to reduce ink consumption without impacting readability?
1 votes

I wish to look at this in terms of CO2 footprint, rather than ink consumption. Some random source on the internet suggests that the CO2 footprint of a toner cartridge is around 5Kg for a new ...

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How far is too far to drive to a recycling centre?
1 votes

A 30 minute drive would be approximately 15 miles, an average small car produces 200 grams of CO2 per mile, so you are emitting about 3 Kg of CO2. The CO2 footprint of new plastic manufacture is ...

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Sustainability of LED production?
0 votes

Its been many years since this question was asked, technology has developed, newer LEDs are far more efficient than LEDs from a decade ago. The control technology powering LEDs has also become far ...

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Is there standard methodology for assessing how environmentally friendly a particular lifestyle is?
0 votes

May I suggest measuring the financial cost of such lifestyles and the cost of offsetting any CO2 emissions. For example whilst electric cars have about 10% larger CO2 footprint from manufacturing ...

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