Describe the importance of cities and governance to make cities sustainable and reverse the climate emergency.How do the cities presented live up to the principles established by OxFam?

In an essay of 600 words,
Describe the importance of cities and governance to make cities sustainable and reverse the climate emergency.
How do the cities presented live up to the principles established by OxFam?
How do the cities presented live up to the principles established by WWF?
Which was your favorite city of the 5 presented below and why?

Great London Smog https://www.youtube.com/watch?v=hN4GhEqtUJ0
What is governance? https://www.youtube.com/watch?v=E6hWPDUUQ1w

UN SDG’s https://www.youtube.com/watch?v=89tInECFdQ4
EU 2030 Goals https://www.youtube.com/watch?v=6nMVZWtcFHw
EU Green Deal https://www.youtube.com/watch?v=nEWiL7A9kIY
What is a Sustainable City? https://oxfamliving.oxfam.org.au/2017/08/21/5-essential-features-of-sustainable-cities-and-eco-cities/
The Urban Green https://www.youtube.com/watch?v=o86Ut6kAEMQ
Ljubljana https://www.youtube.com/watch?v=qOivUH8Svs4
Copenhagen https://www.youtube.com/watch?v=BCYgajPrT64
Nantes https://www.youtube.com/watch?v=TYdQCQChXho
Stockholm https://www.youtube.com/watch?v=gEv12li9hyI
Bristol https://www.youtube.com/watch?v=Vv7cm90gwy4