Labor is trying to restore its green credentials, and environmental groups say not only will sustainable energy sources help the government's popularity, it will also create jobs.
A report by the ACF and ACTU says building renewable energies could potentially put 375,000 people in jobs by 2030.
Australia currently only generates seven percent of its electricity from clean sources, despite the government's renewable energy target of 20 per cent by 2030.
Welfare concerns
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Meanwhile, welfare groups are also keeping a close eye on the government's budget announcement.
Pensioners and couples expecting a baby won out in last year's budget, but single parents and disabled people missed out.
The Australian Council of Social Services say single parents are among the poorest people in Australia.
But others say the government should focus more on getting people out of the welfare system, and into work.
