Articles by Chartered Landscape Architects on LVIAs, TVIAs, ZTVs, photomontages, GLVIA3 standards and the bits of landscape and planning practice that aren't always obvious from the outside.
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When a planning application needs an LVIA, when an LVA or Technical Note is enough, and how EIA, designated landscapes and Green Belt affect the answer.
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How the August 2026 NPPF defines grey belt, and why visual openness and landscape evidence decide whether a site can be promoted.
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What an RVAA is, when it is needed, the four steps in Landscape Institute TGN 2/19 and how the threshold is judged.
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A clear introduction to what a Landscape and Visual Impact Assessment actually does — and why it matters for planning applications in sensitive landscapes.
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Both an LVA and an LVIA evaluate landscape and visual effects — but they are not interchangeable. When each is appropriate and what the Landscape Institute says.
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A ZTV map is one of the most important tools in any LVIA. What it is, how it is produced, and why it shapes the entire visual baseline.
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A TVIA applies the GLVIA3 methodology to urban contexts — where heritage, public realm and street-scene character take precedence over rural landscape.
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The two documents that underpin every robust LVIA in the UK — GLVIA3 and the August 2024 Technical Guidance Note — explained.
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Not all visualisations are created equal. What TGN 06/19 expects from each type of visual representation — and when to use which.
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Viewpoint selection is not a procedural formality — it is one of the most important parts of the assessment process. How it is done.
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Landscape sensitivity is a judgement — not a number. What it actually means, how it is assessed, and how it differs from landscape capacity.
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Biodiversity Net Gain is mandatory under the Environment Act 2021. LVIA work has a key role in shaping planting that delivers both visual and ecological value.
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How LVIA evidence is weighed in Green Belt appeals — with reference to a recent Hertfordshire case where openness proved decisive.
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Effective mitigation planting is not about concealment alone — it is about long-term integration, character enhancement, and visual harmony.
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