Explanation:

PIB: The Ministry of Housing and Urban Affairs, under the aegis of Swachh Bharat Mission – Urban (SBM – U), has partnered with Google to launch the Loo Review campaign to encourage all local guides in India to rate and review public toilets on Google Maps. This campaign is part of a feature which allows all citizens to locate public toilets in their cities on Google Maps, Search and the Assistant and also provide feedback on the same. 500+ cities in India with more than 30,000 toilets with the name of “SBM Toilet” are currently live on Google Maps. Local Guides are people who share reviews, photos, and knowledge on Google Maps.