Ecological Continuities of National Importance (ONTVB) (cer_ontvb) - SRADDET Hauts-de-France 2020

Representation of the ONTVB (green and blue national guidelines) which allow a coherent declination of the green and blue frame (issue of ecological continuities) on the regional territory. This data is the fixed representation on the voting date of the SRADDET (approved by prefectural order on August 4, 2020) Remember to consult the attached recommendations for use in resources https://sig.hautsdefrance.fr/ext/opendata/Sraddet2020/precisions_biodiversite.pdf本数据集呈现了国家蓝绿空间指引（ONTVB，green and blue national guidelines）的具象内容，该指引可将源于生态连续性的蓝绿空间框架在区域范围内实现统一落地与细化阐释。 本数据为SRADDET在投票基准日的固定具象版本，该成果已于2020年8月4日经省级行政政令批准。请查阅随附的使用建议以获取相关资源：https://sig.hautsdefrance.fr/ext/opendata/Sraddet2020/precisions_biodiversite.pdf