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Environmental and climate change impacts are disproportionately felt by those from lower socio-economic backgrounds, with these communities facing greater barriers to action, particularly in areas vulnerable to extreme heat and flooding.
Now, a wide range of users, including local authorities, government and NGOs, can see – at a street level – where environmental and climate pressures are hitting socio-economically deprived communities hardest.
Launched at London Climate Week, two new analytical tools will provide organisations across England with robust evidence to pinpoint where environmental pressures overlap with socio-economic and health challenges.
The Index of Multiple Environmental Deprivation (IMED) maps cumulative environmental pressures, including climate risks, air quality, flood risk, noise and access to green space, across England at street-level resolution and other local geographies including Lower Super Output Areas (LSOAs)
The Environmental Equity Index (EEI) builds on this by incorporating socio-economic and health indicators to reveal where these pressures intersect and accumulate. Used together, the tools help identify areas experiencing the greatest combined burdens, supporting more targeted and joined-up responses.
Professor Jon Fairburn (Staffordshire University) and Professor Gordon Mitchell (University of Leeds) said: ‘By bringing together rich spatial data into a single, evidence-driven index, IMED reveals the true cumulative burden of environmental deprivation – informing citizens and empowering decision-makers to target interventions where they are needed most. This index gives local authorities a clearer, place-based understanding of how environmental pressures – from air quality to heat stress – combine across neighbourhoods, supporting targeted action and better outcomes for communities most in need.’
The tools provide a consistent, transparent evidence base designed for use by a wide range of organisations who can then target resources, strengthen planning decisions and take more joined-up approaches to environmental, socio-economic and health challenges.
For example, measures such as urban greening, housing retrofit, heat resilient design standards and targeted public health responses need to be prioritised in the most deprived areas.
‘We’ve known for a long time that some communities are disproportionately affected by environmental harm and exposed on multiple fronts. So today’s launch, which sees these compounding threats tracked officially for the first time, is a significant step towards improving access to information and justice on the environment.
‘With these tools, communities and councils can gain a clear understanding of the main environmental risks locally, as well as which areas need to be prioritised for action. We know just how valuable resources like these are for delivering change at the local level thanks to our work with hundreds of local action groups up and down the country. This is a shining example of what collaboration between government, campaign groups and academia can unlock.’
MIKE CHILDS
Head of Science, Policy and Research at Friends of the Earth
IMED and EEI support the government’s Environmental Improvement Plan and Local Nature Recovery Strategies.
The government has committed £15 million to research programmes aimed at mapping climate vulnerability and improving local adaptive capacities across society, in addition to £5.3 billion on flood management schemes and millions for tree planting and peat land restoration.
‘Natural England’s expertise in green infrastructure, spatial data and nature-based solutions shaped how these tools were designed and what they measure.
Decision-makers now have something they haven’t had before: a consistent, high-resolution evidence base covering the whole of England that can tell us, at a glance, where environmental disadvantage is greatest so that we can take action.’
DAVID DRAKE
Director for People and Nature at Natural England
Both tools are available now via Natural England’s Green Infrastructure Mapping Tool, with free guidance, FAQs and support materials on GOV.UK.

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