Category Archives: Renewables

One thing we have learnt this week- lithium mining in Cornwall

Lithium mining in Cornwall looks like it could be possible this week.  As the costs of wind and solar fall below the cost of all other forms of energy on disparate parts of the planet and sales of hybrid/electric cars/laptops/phones/pads … Continue reading

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Variable rate electricity

Last week a small energy supplier was in the news for offering its customers variable rate electricity.  In one way there is nothing new about all this.  People who used (or use) a lot of electricity at night (mostly those … Continue reading

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One thing we have learnt this week “clean energy” hits 50%

In the last quarter for which there is any data clean energy hit 50%.  This was largely due to renewables especially wind and solar and the total clean energy output was about 5% higher than Q3 last year.  This is … Continue reading

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One thing we have learnt this week- the tale of two types of electricity storage

This work two stories on  electricity storage have made the news (or parts of it).  The first was that of diesel “farms”.  (Have you noticed everything is a farm nowadays, solar wind etc).  Diesel “farms” are so unlike a conventional … Continue reading

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One thing we have learnt this week – ice based cooling

Here’s an interesting idea I heard about this week – ice based cooling.  One of the big problems as a solar PV homeowner is what to do with your surplus power output.  Certainly in the UK what used to be … Continue reading

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Solar is not quite dead.

Solar is not quite dead in the UK.  Admittedly the installation figures in Q3 at 85Mwp were the lowest for some years.  But there are some encouragements from the data.  First of all most of the installations were on private … Continue reading

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One thing we have learnt this week – nuclear power shutdown, power cuts and electricity price increases

Could a nuclear power shutdown in France lead to power cuts and price increases in the UK?  At the moment France has shut down a third of its reactors and facing a very real possibility of an energy crisis with … Continue reading

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Global carbon intensity falls

Some good news as global carbon intensity falls.  Carbon intensity is falling due to the fall in coal power worldwide.  Carbon intensity (or the carbon emissions per unit of gross domestic product) fell in 2015 by 2.8%.  This may not … Continue reading

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One thing we have learnt this week – renewables capacity soars

A whole heap of reports have come out over the last week suggesting renewables capacity is soaring.  The International Energy Agency have said that renewables made over half of all capacity added in 2015 – a first.  China and the … Continue reading

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One thing we have learnt this week – world energy demand

The World energy council has predicted that world energy demand will peak by 2030. Or so the headlines in the press said.  What this group say in the report out this week is more nuanced.  They present three different scenarios.  … Continue reading

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