Questions tagged [decarbonisation]

the process of reducing or removing carbon dioxide (from energy sources)

2
votes
2answers
62 views

Electric cars and grid power capacity

The UK has a target to be carbon-neutral by 2050: As we can see in the image large cuts across all type of CO2 emissions are required. This article by the BBC suggests a number of ways in which ...
0
votes
0answers
50 views

Shortcut carbon emission trading by buying and sinking coal

Carbon emission trading is supposed to use market mechanisms to make carbon-intense processes less attractive. Unfortunately, the EU market is flooded with emission certificates, such that the ...
4
votes
1answer
41 views

Which climate change mitigations take longer than 12 years to see a net benefit?

The recent IPCC SR15 Report has garnered a lot of press coverage because it warns that we must dramatically reduce CO2 emissions by the year 2030, less than 12 years away. Global net anthropogenic ...
14
votes
4answers
192 views

How can I decarbonise my domestic heating, given severe physical constraints?

tl;dr : For the millions of dwellings that have significant physical constraints imposed by the physical fabric of the building, its configuration and location, that rule out heat pumps, biomass and ...
2
votes
2answers
57 views

How can I separate carbon monoxide from wood gas?

I am thinking about using open source wiki designs from allpowerlabs to construct a wood gas generator. The motivation came from experiencing a 10 day power outage after super storm Sandy. The ...
8
votes
1answer
145 views

Are there meaningful ways to offset greenhouse-gas emissions through carbon offset schemes?

There are various schemes offering carbon offsets. What attributes would make such a scheme meaningful? That is, where would my additional money into the scheme lead to lower global emissions than ...
7
votes
1answer
361 views

Best options for decarbonising steel production?

At the moment, a very large proportion of steel production relies on coke. So even though electric-arc furnaces are reasonably energy-efficient (Professor Julian Allwood says that the best ones run at ...
10
votes
3answers
2k views

What's the fastest growing plant by carbon density?

What is the fastest growing plant by amount of carbon stored in the wood? Bamboo is one of the fastest growing woody plants (by height), but it is mostly hollow, and so I'm not sure that it stores ...
8
votes
3answers
364 views

Optimising crop yields without using fossil-fuel-manufactured fertiliser

The green revolution produced a step change in crop yields. Although nitrogen-based fertilisers have been produced without fossil fuels, a very large proportion of global fertiliser production depends ...
7
votes
1answer
132 views

Most promising decarbonisation routes for clinker, cement and concrete?

Clinker is a major component of cement, which is a major component of concrete. Which means the production of clinker, globally, is huge. But currently, clinker production releases very large amounts ...
5
votes
1answer
67 views

What's the applicability of biochar?

Could the cost of biochar production ever be less than that of coal extraction? Is the thermal potential good enough? I have seen certain articles (sorry, no links) that point to its applicability ...
4
votes
1answer
114 views

Would “Guerilla Gardening” help combat climate change and/or be feasible/legal?

I live in Washington, and travel around the Pacific Northwest often. It's a beautiful environment, full of huge plains of grass with (virtually) nothing in them. I was wondering if, in order to help ...
12
votes
2answers
273 views

Where are commercial conditions for a CCS NG or coal plant most likely to emerge in the US?

The first (likely) commercial scale coal ccs plant is scheduled to begin operation at Boundary Dam in Canada by the end of the first quarter of 2014 (Estevan Mercury). A few key points about the ...
3
votes
2answers
144 views

What is the relationship between decarbonisation and sustainability?

What are the sound reasons (let's put aside the unsound reasons) why decarbonisation takes us further down the road to sustainability; and what real-world circumstances might mean that some specific ...
6
votes
1answer
80 views

How far had Iceland gone by 2012 in decarbonising its energy system?

Iceland is an unusual place. Its electricity grid is not widely connected to other countries. It has lots of geothermal energy. And it has been working hard on decarbonising (removing greenhouse gas ...