Scientists have sounded the alarm as the world's oceans have hit record temperatures.

Research published in the journal Advances in Atmospheric Sciences based on observations from 24 scientists across 16 institutes worldwide - found that 2022 was “the hottest year ever recorded in the world’s oceans”.

Rachel Kelly speaks to eco champion, Esther An, Chief Sustainability Officer at CDL about tackling issues such as climate change through the built environment, key sustainability trends for the year ahead - as well as her upcoming trip to Antarctica.

02:29 - what are some of the key sustainability trends for the year ahead?

 06:00 - how are buildings such as South Beach preparing for changing weather patterns?

1500 - Hopes for COP28?