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Climate Change Threatens Bushfire Safety Distances
18 Oct
Summary
- Nearly all destroyed NSW homes were within 100 metres of vegetation.
- Worsening climate conditions may necessitate extending safety buffer zones.
- Research confirms official advice on high-risk property identification.
Research published in the International Journal of Wildland Fire confirms that 94% of the 2,475 homes destroyed in New South Wales during the 2019-2020 black summer bushfires were located less than 100 meters from flammable vegetation. This finding strongly supports the existing 100-meter buffer zone policy used by authorities to identify and assess bushfire-prone land.
However, the study also revealed that under extreme fire danger ratings, homes located further than 100 meters were also lost. Researchers warn that as global heating intensifies fire conditions, the current buffer zone may become insufficient. This suggests a future need to extend recommended safety distances between homes and vegetation to maintain adequate protection.
The NSW Rural Fire Service acknowledged the research, reinforcing the importance of higher construction standards for properties in bushfire-prone areas. They are reviewing their bushfire protection policies to account for increasing climate risks, including rapid landscape drying and extreme pyroconvective fires. Officials are bracing for a potentially challenging fire season across northern, central west, and far south coast regions of NSW.
