Introduction

Buildings are among the most important elements represented in digital twins, urban planning systems and disaster risk management platforms. Accurate information on building location, size and height helps decision makers understand population exposure, assess infrastructure vulnerability, estimate economic losses and monitor urban development. Despite their importance, complete and consistent global building datasets have historically been difficult to obtain.

Earth Observation for a Sustainable World Publication

The 2030 Agenda for Sustainable Development, adopted by all United Nations Member States in 2015, is a shared blueprint for peace and prosperity for people and the planet. At its heart are the 17 Sustainable Development Goals (SDGs), an urgent call for action by all countries— developed and developing—in a global partnership.