The World Heritage Committee,
- Having examined Document WHC/18/42.COM/7B,
- Recalling Decision 40 COM 7B.104, adopted at its 40th session (Istanbul/UNESCO, 2016),
- Reiterates its significant concern that there are uranium mines proposed in the area surrounding the property and requests the State Party to ensure Environmental and Social Impact Assessments, including a specific assessment of impacts on the Outstanding Universal Value (OUV) of the property, are completed and copies submitted to the World Heritage Centre for review by the World Heritage Centre and IUCN before any decisions are made;
- Also requests the State Party to ensure that potential impacts from the Canyon Mine on the OUV of the property are closely monitored, and take an adaptive approach to management through the implementation of mitigation measures, and keep the World Heritage Centre informed of monitoring results;
- Welcomes that the Grand Canyon Escalade project was voted down by the Navajo Nation;
- Requests furthermore the State Party to submit to the World Heritage Centre, by 1 December 2019, an updated report on the state of conservation of the property and the implementation of the above.