If Australia is to achieve its new 2035 emissions reduction target, what will this mean for the nation's electricity grid?

The government has announced it'll reduce emissions by between 62 and 70 per cent by 2035.

But as part of the plan, it won't reveal how much of the electricity grid it thinks should be powered by renewables. 

• Guest: Giles Parkinson, founder and editor-in-chief of RenewEconomy 
• Producer: Catherine Van Extel