Heulwen Hudson, Mair Smith, Owen White, Kate Vittle, Fran Haswell-Walls and Izzy Cotton. 2019. Our Bright Future Mid-Term Evaluation. The Wildlife Trust. (June 2019)

Jennifer McGuinn, Lise Oulès, Paola Banfi, Alicia McNeill, Sarah O’Brien, Zuzana Lukakova, William Sheate, Spela Kolaric, Rolands Sadauskis. 2019. Study to support the REFIT evaluation of Directive 2001/42/EC on the assessment of the effects of certain plans and programmes on the environment (SEA Directive) Final report. European Commission Directorate-General for Environment (June 2019)