New developments in western Sydney show what happens when governments focus on the housing crisis without also tackling the climate crisis – the cure to one problem can make the other worse.

• Caitlin Fitzsimmons

No matter what is done to reduce carbon emissions, more violent weather, sea-level rise, flooding, fire and drought are inevitable. That scenario is raising huge questions for governments, councils, communities and authorities.

• Michael Bachelard, Bianca Hall and Gay Alcorn

Up and down the NSW coast, suburbs and townships are built on low-lying land around coastal lagoons, lakes and estuaries. Sea level rises will make some areas uninhabitable.

• Caitlin Fitzsimmons