'Continuing to operate in our current form is a pathway to extinction,' said Chairman Michael Blomfield.
Isamu Noguchi is the first Asian American artist collected by the White House.
Models of the proposed artworks will be exhibited on the High Line from January 2021.
Chila Kumari Singh Burman identifies as a Punjabi, Liverpudlian, Pop artist, and alien.
Forty-one new works have been commissioned to help develop the theme of 'Minds Rising, Spirits Tuning'.
The postponement was blamed on the pandemic and ongoing travel restrictions.
The event made headlines in 2019 when a work about censorship was itself removed from the exhibition.
The Shanghai-based artist creates digital grotesques as a kind of Buddhist meditation.