The more we learn about the impact of global warming, the more it is apparent that the poor are going to bear the brunt of it.

We see that in Bangladesh. And in Australia:

At a relatively low carbon price of $25 a tonne of greenhouse pollution, poor families around Australia would be paying about $558 a year more on their bills, while the wealthiest households would pay around $1446 extra.

But once those extra costs are adjusted to take into consideration income levels, as a proportion of their total spending, poor people could pay almost seven times more than the rich.

The last word goes to the executive director of the Brotherhood of St Laurence, Tony Nicholson.

"This is a great opportunity, because if we seriously address climate change we can also do a lot to address entrenched disadvantage," Mr Nicholson said.

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