Discarded Christmas Trees: A Natural Defense Against Rising Sea Levels in Lancashire

In a unique approach to combat climate change, thousands of discarded Christmas trees are being repurposed as a natural defense against rising sea levels along the Lancashire coastline in the UK. This initiative, primarily led by the Lancashire Wildlife Trust, involves burying these trees in shallow trenches on beaches south of Blackpool. The project, which has been ongoing for over three decades, has gained momentum in recent years due to increasing sea levels and storm surges that threaten coastal communities.

The Guardian

Since the mid-1800s, the Lancashire coast has lost approximately 80% of its sand dunes, largely due to urban development in seaside towns like Blackpool and Lytham St Annes. The UK has experienced a 30% reduction in sand dunes since 1900, with sea levels rising by about 19.5 cm, two-thirds of which occurred in the last 30 years. This loss of natural barriers has heightened the risk of flooding for homes along the coast. The Christmas trees, once adorned with decorations, now serve as a bulwark against the encroaching Atlantic, trapping sand and facilitating the growth of new dunes.

The GuardianFrom Tinsel to Tidewall: Trees Guard the Coast

The project has mobilized hundreds of volunteers, with recent efforts seeing around 650 participants burying approximately 2,000 trees along a two-mile stretch of beach. The trees, combined with marram grass, help stabilize the newly formed dunes, which can reach heights of up to three meters. Conservationists have noted the return of sand lizards, a species not seen in the area for about 60 years, indicating the ecological benefits of the restored dunes.

The Guardian

Amy Pennington from the Lancashire Wildlife Trust emphasized the importance of these dunes, stating, “It is the only form of sea defense the local community has left.” She also noted that as sea levels continue to rise, the strategy will need to adapt, potentially requiring the construction of taller dunes rather than extending them outward.

From Tinsel to Tidewall: Trees Guard the Coast

While the initiative has garnered support, some community members view the sand dunes as obstacles to beach access. Artist Holly Moeller expressed concern that people may take the dunes for granted, despite their ecological significance. She remarked on the mental health benefits of the coastal environment, highlighting the dunes as a space for solace.

The Guardian

As the project continues, the Lancashire Wildlife Trust plans to further enhance the dunes, adapting to the changing climate and rising sea levels. The success of this community-led initiative may serve as a model for other regions facing similar environmental challenges, illustrating the potential of low-cost, bio-engineering solutions in coastal protection.

From Tinsel to Tidewall: Trees Guard the Coast

• “It is the only form of sea defense the local community has left,” — Amy Pennington, Lancashire Wildlife Trust

From Tinsel to Tidewall: Trees Guard the Coast

• “Each year we’ve spotted more and we’ve seen lots of young which means they’re breeding on the dunes,” — Andy Singleton-Mills, Fylde Council

The Guardian

• “The sand dunes can look quite sparse and bare but they’re such an amazing habitat – there’s so much going on that you don’t see at first glance,” — Holly Moeller, Artist

The Guardian