Ashley Cooper / The Brockholes visitor centre at the Lancashire Wildlife Trust reserve in Preston, Lancashire, UK. The Brockholes reserve is a wetland habitat constructed from old gravel pit workings. The green visit...
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Markus Varesvuo / House Bunting (Emberiza sahari) female and male perched on ventilation ledges in building, Morocco, February
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Pat Tuson / Compost toilet or lavatory with ventilation pipe showing at rear, Alexandra Palace Allotments, London Borough of Haringey, UK, September 2013.
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Pat Tuson / Compost toilet or lavatory with ventilation pipe showing at rear, Alexandra Palace Allotments, London Borough of Haringey, UK, June 2013.
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Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with cowls which incorporates a passive ventilation system on the green roof. The Horniman Museum, London, England UK, October 2008
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Pat Tuson / Green roof on The Centre for Understanding the Environment (CUE) an eco building with cowls on the roof which incorporate a passive ventilation system. The Horniman Museum, London, UK
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Pat Tuson / A Cowl which incorporates a passive ventilation system on the roof of the Centre for the Environment at the Horniman Museum, Forest Hill, London, UK
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Pat Tuson / A Cowl which incorporates a passive ventilation system on the roof of the Centre for the Environment, Horniman Museum, London, UK
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Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with cowls which incorporate a passive ventilation system on the roof. The Horniman Museum London, UK
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Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with showing cowls which incorporate a passive ventilation system. The Horniman Museum London, UK
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Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with cowls which incorporate a passive ventilation system on the green roof. The Horniman Museum London UK
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Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with cowls which incorporate a passive ventilation system on the green roof. The Horniman Museum London UK