Simple download service (Atom) of the dataset: PPRi MORTAGNE’s surfacing issues
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Generally speaking, the stakes are people, property, activities, cultural or environmental heritage elements, threatened by a hazard and likely to be affected or damaged by it. The sensitivity of an issue to a hazard is called “vulnerability”. This object class brings together all the issues that have been addressed in the Risk Prevention Plan (RPP) study. An issue is a dated object whose consideration depends on the purpose of the RPP and its vulnerability to the hazards studied. A PPR issue can therefore be considered (or not) depending on the type or types of hazard being addressed. These elements form the basis of knowledge of the land cover necessary for the development of the RPP, in or near the study area, at the time of the analysis of the issues. The data on issues represent a (figible and non-exhaustive) photograph of assets and individuals exposed to hazards at the time of the development of the risk prevention plan. This data is not updated after approval of the RPP. In practice they are no longer used: the issues are recalculated as necessary with up-to-date data sources.
总体而言,受险标的泛指受灾害威胁、可能因此遭受影响或损毁的人员、财产、活动以及文化或环境遗产要素。 某一要素针对灾害的敏感程度被称为脆弱性(vulnerability)。本对象类别汇集了风险预防计划(Risk Prevention Plan,RPP)研究中涉及的全部风险要素。 风险要素是一类带时间戳的对象,其是否纳入考量取决于风险预防计划的目标,以及该要素针对所研究灾害的脆弱性。因此,是否将某一风险预防计划相关风险要素纳入分析,需取决于所应对的灾害类型。在开展风险要素分析时,上述要素构成了在研究区域及其周边制定风险预防计划所需的土地覆被认知基础。 本风险要素数据集,是风险预防计划制定阶段,受灾害威胁的资产与人员的(可具象化且非穷尽的)快照式记录。该数据集在风险预防计划获批后不再更新,实际应用中也不再直接沿用,而是会根据需要依托最新数据源重新计算风险要素。



