It seems Julia Gillard is facing a tough opposition on the carbon tax proposal to the extent the proposal draw out people onto the street. These things remind me of the fact that it isn't just us fighting a tough one in domestic climate politics.
AUD 23 is like JPY 1,770, which isn't a particularly high carbon price. Yet it seems getting some resistance, though it is quite clear from this article. I guess what's more important than number is the actual share of emissions covered by the scheme.