USEFUL LINKS Greening the Blue (GtB) Greening the Blue: The Tutorial UN Environment Management Group (EMG) World Environment Day REPORTS Greening the Blue Report 2022 Greening the Blue Report 2021 ESCAP Environmental Sustainability Report 2021 Greening the Blue Report 2020 ESCAP Environmental Sustainability Report 2020 Greening the Blue Report 2019 ESCAP Environmental Sustainability Report 2019 Greening the Blue Report 2018 ESCAP Environmental Sustainability Report 2018