An artist's impression of how the Chinese city of Shanghai could look if temperatures rise by just two degrees Celsius. The following images show were provided by Climate Central as part of report released November 8, 2015. Climate Change

Shanghai, if temperatures were to rise by four degrees. Climate Change

Durban, at two degrees warmer, according to Climate Central Climate Central

And here's Durban, if temperatures were to rise by four degrees. Climate Central

Here's how New York City might look if temperatures rise by two degrees Celsius. Climate Central

Wall Street could go underwater, if temperatures rise as much as four degrees, according to Climate Central Climate Central

London, at two degrees warmer. Climate Central

And here's how the Houses of Parliament could look if temperatures rise by four degrees Celsius. Climate Central

Parts of Mumbai could flood if temperatures rise by two degrees, according to the report. Climate Central

Much more would be submerged in Mumbai, if temperatures rose by four degrees. Climate Central

Here's Sydney with a rise of two degrees, according to Climate Central Climate Central

At four degrees, water would start to lap at the stairs of the Opera House, the report says. Climate Central

Here's Rio de Janeiro at two degrees warmer. Climate Central