Industry and even some state bodies have been putting pressure on the treasury to change its approach.
Six large energy companies have asked the United Nations for help in setting up a carbon pricing scheme that would include their operations.
South African industries breathed a sigh of relief as treasury decided to delay the implementation of the proposed carbon tax to 2016.
The 2014 Budget has delayed the carbon tax, punted shale gas, budgeted for more independent energy, and asked that mines help fix acid mine drainage.
While South African companies lead the world in disclosing their carbon emissions, they are doing little to lower them.
Levies have reduced emissions and, with a few tweaks, their economic effects will be manageable.
The treasury is thinking of enforcing the levy to reduce our emissions, but this won’t work.
Killing the carbon tax will destroy a great idea, writes the WWF's Saliem Fakir and Manisha Gulati.
South Africa's proposed carbon tax of R120 a tonne can reduce poverty and inequality, write Oxfam's Thembinkosi Dlamini and Rashmi Mistry.
South African companies are facing heavy taxes for their carbon emissions, but will this mean less tax for individuals?
The treasury will earn at least R8-billion from a R120 per tonne tax on carbon emissions from industry. But most companies will get a 60% discount.
Short-termism is pushing the world towards a 2C temperature increase by 2050. Humans will have to adapt on the go, constantly repairing damage.
The new carbon tax will drive the growing renewable energy sector and change South Africa's energy mix.
The carbon tax is unique in that it encourages companies to lower their carbon intensity, and create a resource efficient economy, says experts.
Heavy carbon emitters will pass costs of new tax on to consumers.
Finance Minister Pravin Gordhan's budget has been generous to the environment, with extended funding and clarity on the carbon tax.
Wednesday's budget should include some finality on the mooted carbon tax and hopefully a change in the business sector's attitude will come with it.
South Africa's national development plan and the ANC's proposals have people talking, although the proposal is still a draft document.