@book{undp2021nationally,
  title = {Nationally Determined Contributions (NDC) Global Outlook Report 2021.}
  author = {UNDP, },
  url = {Retrieved from https://www.undp.org/sites/g/files/zskgke326/files/2021-11/UNDP-NDC-Global-Outlook-Report-2021-The-State-of-Climate-Ambition.pdf},
  year = {2021}
}