Biodiversity Net Gain
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Biodiversity Net Gain

24.07.2024

  • Involving ecologists from the start ensures that ecological insights are embedded into the development process, enhancing habitat preservation, and reducing biodiversity loss. Early ecological input helps to inform good design practice and layouts that conserve existing habitats, protect valuable species, and incorporate green infrastructure effectively.

 

  • Identifying biodiversity-related constraints and opportunities early can streamline the development process. Ecological assessments conducted during feasibility help address regulatory requirements, enabling developers to factor in biodiversity costs and benefits from the outset. This proactive approach can prevent costly delays and redesigns.

 

  • Conducting baseline habitat surveys between April and September is crucial. This period corresponds to the active growth and reproductive phases of many plant and animal species, providing a comprehensive understanding of the site’s ecological baseline. Accurate data collected during this timeframe supports informed decision-making and effective biodiversity planning.

 

  • Aligning development projects with local nature recovery strategies (LNRS) helps integrate local conservation priorities and enhance regional biodiversity networks. LNRS provide a strategic framework for identifying areas where habitat restoration and creation can deliver the most significant ecological benefits. Developers who align with LNRS can gain community support and regulatory advantages.

 

  • Creating and maintaining ecological corridors and networks is essential for species movement and genetic diversity. Development designs should incorporate green corridors, wildlife crossings, and buffer zones to connect fragmented habitats and support resilient ecosystems.

 

  • Innovative design solutions like green roofs, green walls, and SuDS offer multiple benefits. Green roofs and walls provide habitats for urban wildlife, reduce energy consumption, and improve air quality. SuDS enhance water quality, amenity, biodiversity and water management.

 

  • Prioritising the preservation of existing natural features such as woodlands, hedgerows, and watercourses maintains ecosystem services and landscape character. Enhancing these features through native planting, habitat restoration, and management ensures they continue to provide ecological benefits and contribute towards BNG targets.

 

  • Developers must be well-versed in BNG metrics, which involve calculating biodiversity units based on habitat type, condition, and distinctiveness. Familiarity with these metrics enables accurate reporting and helps meet regulatory requirements. Properly measured and reported biodiversity units ensure transparency and accountability.

 

  • When on-site biodiversity gains are insufficient, purchasing offsite biodiversity credits or statutory credits becomes necessary. Understanding the cost implications and availability of these credits helps developers plan financially and ensures compliance with biodiversity obligations. Strategic planning can minimise reliance on off-site credits by maximising on-site biodiversity enhancements.

 

  • Detailed management plans outline the actions required to maintain and enhance habitats over the 30-year period. These plans should specify management practices, monitoring schedules, and responsibilities. Regular monitoring and adaptive management ensure that habitats reach and maintain their target conditions.

 

  • Local authorities should monitor and enforce BNG commitments through periodic site visits and reviewing management reports aided by remote sensing technologies. Effective enforcement ensures compliance with BNG requirements and the delivery of promised biodiversity benefits.

 

  • Successful BNG implementation requires collaboration between ecologists, landscape architects, urban designers, planners, and engineers. Each discipline contributes unique expertise, fostering innovative solutions that integrate ecological and development goals. Multidisciplinary teams can address complex challenges and enhance project outcomes.

 

  • Adaptive management involves continuously reviewing and adjusting management practices based on monitoring data and changing ecological conditions. This approach ensures that management actions remain effective and responsive to new information or unforeseen challenges, such as invasive species or climate change impacts.

 

  • Developing contingency plans for potential ecological challenges helps ensure the resilience of biodiversity gains. Anticipating issues like invasive species outbreaks, extreme weather events, or habitat degradation allows for prompt and effective responses, maintaining progress toward BNG targets.

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