Greens Leader Bob Brown says that if a mini budget is handed down by the Government it should avoid large scale spending cuts because they are unnecessary.

"Australia is in the middle of a huge mining boom.  We are one of the richest countries on Earth at the wealthiest time in history," Senator Brown said.

"A mini budget should address the revenue options available to the Government such as increasing the mining tax, ending fossil fuel subsidies and abandoning the corporate tax cut for big business.

Australian Greens Leader Bob Brown will today invite the Senate to support the Book Industry Strategy Group's recommendation for books to be exempt from GST, bringing Australia into line with most other OECD countries including source countries for many of the books bought online.

Australian Greens Leader Bob Brown spoke to reporters in Canberra today to wish the soldiers wounded in Afghanistan a speedy recovery and to call for all Australian troops to be brought home safely.

Senator Brown also answered questions about the passage yesterday of the climate bills, the proposed mining tax, and the activities of Malaysian logging company Ta Ann.

Australian Greens Leader Bob Brown spoke to reporters in Canberra today to wish the soldiers wounded in Afghanistan a speedy recovery and to call for all Australian troops to be brought home safely.

Senator Brown also answered questions about the passage yesterday of the climate bills, the proposed mining tax, and the activities of Malaysian logging company Ta Ann.

Australian Greens Leader Bob Brown and Deputy Leader Christine Milne, flanked by other Greens senators, speak to reporters outside the Senate chamber immediately after the passage of the climate bills.

The Australian Greens are celebrating the historic Senate vote for world-leading legislation to tackle the global nemesis of climate change.

Australian Greens Leader Bob Brown congratulated Greens Deputy Leader Christine Milne and the Gillard government for giving Australia a real breakthrough in tackling that nemesis of climate change.

"People 50 years, or 500 years, from now will thank us for doing this," Senator Brown said.

Greens Leader Senator Bob Brown spoke to the media this morning about the historic passage of the carbon price legislation, he paid tribute to the work of Greens Deputy Leader and Climate Change spokesperson Senator Christine Milne.

Australian Greens Leader Bob Brown and Senator for Victoria Richard Di Natale, health spokesperson, outlined the Greens' national dental care proposals at a press conference in Canberra today.

Other topics included the Government's political commitment to a budget surplus in 2012-13, the Nationals' "policy" on coal seam gas, and the watered-down mining tax.

Australian Greens Leader Senator Bob Brown appeared on ABC News Breakfast to discuss the political budget surplus, the Afghanistan conflict, dental care, preferencing of votes, and the Australian Greens National Conference.