![Olga Algayerova, Executive Secretary, United Nations Economic Commission for Europe](/sites/default/files/styles/max_650x650/public/2021-12/olga_algayerova_unece_planet_budapest_2021_1dec2021.jpg?itok=xJLUT0JY)
Olga Algayerova, Executive Secretary, UNECE
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Highlights and images for 1 December 2021
Planet Budapest 2021 Sustainability Expo and Summit
Olga Algayerova, Executive Secretary, UNECE
Planet Budapest 2021 Sustainability Expo and Summit