A few months ago, I was in a meeting with Mark Davis, the civil servant in charge of the Zero Carbon consultation. He said, ‘In all the conversations I’ve had about Zero Carbon no one has ever protested that you can have too much energy efficiency!’ The people around the table laughed and nodded but [...]
Archive for February, 2009
zcc V: too much efficiency can be a bad thing
Posted in Code for Sustainable Homes, energy, engineering, zero carbon on February 18, 2009 | 15 Comments »
dear god another consultation
Posted in energy, engineering, renewable energy, tagged CESP, HES, kick ass leaf hut on February 16, 2009 | 3 Comments »
I spent a fair chunk of the weekend going through the CESP and HES consultations and it’s sucked the life right out of me. I think I may have consultation blindness. The worst part is, there’s a chance this might be a game-changing shift we’re witnessing here but 200 pages later it’s almost impossible to [...]
2050: housing, heat, and how we’ll hit the target
Posted in biomass, chp, climate change, energy, engineering, renewable energy, sustainability, zero carbon on February 5, 2009 | 4 Comments »
In the last post, I argued that we’ve got to strip the carbon out of almost all of our existing stock in order to hit the 2050 target. That’s a huge challenge. Phil Clark summed it up in a comment: I would consider it a near impossibility to upgrade every old leaky house without some [...]
Climate Act requires all homes built after 1917 to go zero carbon
Posted in climate change, energy, renewable energy, sustainability, zero carbon on February 2, 2009 | 9 Comments »
Sounds crazy but it’s true. Here’s a graph I put together showing the number of houses of various ages up to 2050. It clearly shows that, using current demolition rates, the vast majority of the homes in use in 2050 have already been built. Details on how I put the graph together can be found [...]
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