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Podcast Six, Voices from a disused quarry - ...

Podcast Six, Voices from a disused quarry - ...
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Wind technology at the Centre for Alternative...

Wind technology at the Centre for Alternative...
  • 1,081
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Railway tracks of the Llwyngwern quarry, which...

Railway tracks of the Llwyngwern quarry, which...
  • 1,774
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The water balanced cliff railway at the Centre...

The water balanced cliff railway at the Centre...
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The Centre for Alternative Technology, Corris

The Centre for Alternative Technology, Corris
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The water balanced cliff railway at the Centre...

The water balanced cliff railway at the Centre...
  • 947
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Early days at the Centre for Alternative...

Early days at the Centre for Alternative...
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External insulation on a traditional slate...

External insulation on a traditional slate...
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View of Llwyngwern quarry, which closed in 1951...

View of Llwyngwern quarry, which closed in 1951...
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View of Llwyngwern quarry, which closed in 1951...

View of Llwyngwern quarry, which closed in 1951...
  • 1,436
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A quarryman at Llwyngwern quarry, which closed...

A quarryman at Llwyngwern quarry, which closed...
  • 1,680
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A solar roof at the Centre for Alternative...

A solar roof at the Centre for Alternative...
  • 995
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A roofing module covered with solar cells to...

A roofing module covered with solar cells to...
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The Centre for Alternative Technology van

The Centre for Alternative Technology van
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Engineers from the Centre for Alternative...

Engineers from the Centre for Alternative...
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Mealtime at the Centre for Alternative Technology

Mealtime at the Centre for Alternative Technology
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Installing solar panels at the Centre for...

Installing solar panels at the Centre for...
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A wood gas burner being heaved into place at...

A wood gas burner being heaved into place at...
  • 859
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Early days at the Centre for Alternative...

Early days at the Centre for Alternative...
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David Bellamy gets stuck in at the Centre of...

David Bellamy gets stuck in at the Centre of...
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Prince Charles on a visit to the Centre of...

Prince Charles on a visit to the Centre of...
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The vegetable plot at the Centre of Alternative...

The vegetable plot at the Centre of Alternative...
  • 1,177
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