Category Archives: Renewables

One thing we have learnt this week – wind speeds are increasing

Wind speeds are increasing.  In the past I have blogged that wind speeds were generally falling (although not everywhere).  No one seemed to know absolutely why this was, but one theory was that increased urbanisation and construction was taking the … Continue reading

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Carbon dioxide levels are at a new record

Carbon dioxide levels are at a new record.  That is the news from the World Metrological service over the last few days.  The bad news is there does not seem to be any type of slowdown.  Concentrations of other greenhouse … Continue reading

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One thing we have learnt this week – mini virtual power plant

A 1oo homes and 150 businesses have been linked together in Cornwall as a mini virtual power plant.  On first reading about this I couldn’t see anything new.  After all nearly a million people throughout the UK act as a … Continue reading

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Could wind power the world?

Could wind power the world?  That’s the claim made in a new report from the International Energy Agency (IEA).  The IEA got Imperial College London to do the analysis.  They reckon that that offshore wind could meet more than 18 … Continue reading

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One thing we have learnt this week – waste heat

Could waste heat be the solution to our heating needs?  One of the biggest problems we face in decarbonising the economy is what to do about how we heat our homes.  At the moment we are highly dependent on natural … Continue reading

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One thing we have learnt this week – power outage

A week ago today there was a major power outage.  Large scale power cuts are very rare.  There have only been three on the UK grid since 1990.  The 2003 power outage was confined to parts of London.  The cause … Continue reading

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One thing we have learnt this week – railway electrification

There was an article this week in the Guardian on the re-purposing of “Pacer” Trains.  A government minister has suggested converting them into village community halls amongst  other uses.  For any readers who are not familiar with these trains I’ll … Continue reading

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One thing we have learnt this week – VAT on solar

I’m extremely pro Europe and want to remain but I would be the first to concede the EU does not get everything right.  One thing its got very very wrong is VAT on solar and other energy saving materials.  This … Continue reading

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Global energy transformation

The International Renewable Energy Agency has produced a report called “Global Energy Transformation”.  There are number of headlines being pulled out of this report, but the main one is that renewable capacity will make up most generation capacity by 2050 … Continue reading

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Coal power is on its way out

Coal power is on its way out.  Not due to any renewable subsidies but because its now more expensive.  And this is the US.  A report there says that currently 75% of coal fired electricity production is more expensive than … Continue reading

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