Climate change is driving a sharp increase in wildfire danger across the United Kingdom, with spring drought and fire-prone weather becoming significantly more common in Northern Ireland, according to new research from Imperial College London. The findings come as urban communities face unequal access to cooling from trees, and climate scientists warn that forecasting models still struggle to predict storm patterns that could prevent disasters.
Spring Wildfire Season Intensifies
Researchers at Imperial College London report that the biggest change is happening in spring, traditionally peak wildfire season, where drought and fire-prone weather have become more frequent. Spring drought events are occurring more often, and there has been a sharp rise in what scientists call "fire weather"—a dangerous combination of warmth, dryness and wind that allows fires to ignite and spread rapidly.
Theodore Keeping, research associate in the analysis of extreme weather and wildfires at Imperial College London, said, "This analysis shows that climate change is having a clear, exacerbating effect on wildfire danger in the UK." He added, "We are seeing an increased likelihood of severe spring drought in many parts of the UK due to greater warming. Whilst human-cause climate change continues, this shift towards more fire-prone conditions is expected to continue."
The report explains that warmer weather is drying out vegetation earlier in the year while the atmosphere can draw more moisture from the ground, making landscapes flammable for longer. The findings followed recent wildfires in parts of Northern Ireland in April, when hundreds of firefighters were deployed to fight the blazes, prompting the Department of Agriculture, Environment, and Rural Affairs to launch an action plan aimed at reducing the threat of wildfires.
The report also pointed to a growing wildfire risk in summer months, saying summer fires have historically been relatively uncommon but data shows an increase in periods of severe fire weather, suggesting Northern Ireland could face a longer fire season in the future. The Met Office said extreme fires seen during the UK's 2022 heatwave—four years ago—were made at least six times more likely by human caused climate change, and that summer saw temperatures exceed 40C for the first time in parts of Britain, stretching fire services to their limits and highlighting how rising heat and dryness can rapidly escalate fire risk.
Urban Cooling Fails Where Needed Most
In cities, AP News reported that trees counter roughly half of urban heating in many places, but that this cooling effect is not present in areas where it is most needed, underscoring the uneven effectiveness of urban forestry. The disparity raises questions about environmental justice and whether communities most vulnerable to extreme heat are receiving adequate protection through green infrastructure.
Forecasting Gaps Threaten Early Warnings
The Guardian reported that climate models are struggling to capture human impact on storm tracks because they have difficulty separating natural wind-pattern variation from human-driven climate change, complicating regional rainfall forecasts and early warnings that researchers say are needed to prevent tragedies like Valencia.
Why This Matters:
These interconnected climate impacts reveal how the burden of environmental breakdown falls unevenly across communities. Wildfire risk is escalating in regions historically unprepared for such threats, straining emergency services and putting lives and property at greater risk. Meanwhile, urban cooling from trees—a crucial public health resource during heat waves—is not reaching the neighborhoods that need it most, likely exacerbating health inequalities. The inability of current climate models to accurately forecast storm patterns undermines the early warning systems that protect vulnerable populations from extreme weather events. Together, these findings underscore the urgent need for stronger climate action, equitable investment in protective infrastructure, and improved scientific tools to safeguard communities facing the mounting costs of inaction.