1前言4 2在铁路网络上管理植被6 2.1线索植被管理的历史7 3评估自然界 - 针对人和野生动植物的铁路10 4生物多样性和铁路网络12 4.1生物多样性和自然资本12 4.2威胁下的生物多样性威胁下的生物多样性14 4.3 14 4.3立法15立法为政府衡量的效果衡量生物效果16 Quiver Inality Inality 16 5.1 We Orive Inity 16 5.1 16 5.1 our approach to managing biodiversity 18 6.1 A stocktake of environmental assets 18 6.2 Measuring the impacts of our management on biodiversity 22 6.3 Turning our vision into practice - route level action plans 26 6.4 Engagement and communication 30 7 Objectives 32 8 Appendices 34 8.1 Appendix 1: Stakeholder organisations engaged 34 8.2 Appendix 2: Key legislation and policy relevant to managing biodiversity 35 8.3 Acknowledgements 36