Science & Environment

Open letter to sceptical Liberal MPs

Two backbench Liberal MPs are calling for an inquiry into climate science ahead of the government's release of Australia's post-2020 emissions targets. Here a group of 13 of Australia's pre-eminent experts gives the senators a rundown.

The world’s greenhouse gas emissions in one graphic

The World Resources Institute has released a breakdown of global emissions on 2012 data, with the top 10 emitters no surprise but the world's worst per capita performer harder to pick.

Understanding the context of China's climate-change pledge

China's pledge to cap its emissions by no later than 2030 may not sound like a breakthrough, but it is promising to reduce the emissions intensity of its economy by a rate exceeding that achieved by the US shale gas boom and only matched by the collapse of the Soviet Union.

Farmers urge Libs to reject sceptics' motion

Party bid to probe science angers farmers on 'front line'.

Cold winters but no warming halt under a 'solar minimum'

Researchers find inactive sun could bring cold winters to world but won't hold off climate change.

The Liberal Party's broad church still very cool on climate

The party's federal council meeting this weekend will call for the government not to sign 'any binding agreement' in Paris, while its regional committee still says the science is uncertain.

Abbott's wind syndrome vs Doctors' global climate plea

While the PM obsesses about wind, and another government minister declares coal good for humanity, the world's leading medical research journal has revealed it's on a totally different page.

Scientists must do more to defend against politicans' attacks: Schmidt

ANU-based Nobel laureate says world 'struggling to deal with climate issue'.

Warmest May yet: NOAA

Hottest May in 136-year record; fourth highest departure from average for any month.

The 4 main points from the Pope's plea for 'honesty'

Moral duty; human problem; wasteful ways; act now: Pontiff says climate is a 'common good', belonging to all and meant for all.

More carbon can make it harder for plants: study

'Findings unequivocal': Increased atmospheric CO2 found to hinder plants' ability to absorb nitrogen - a nutrient critical to plant growth and health.

Senator Bob Day - stick to plumbing rather than medical science

If you were worried that Tony Abbott takes his health advice from radio shock jocks rather than medical authorities, you should read the stupidity coming out of the Senate inquiry into wind farms.

Is the G7 communique a 'pivotal moment in history'?

The leaders of the biggest developed economies are said to have committed to seeing the demise of fossil fuels, yet their near term commitments fall short of their grand rhetoric.

Improved data set shows no global warming 'hiatus'

The slowdown in the rate of warming, called a 'hiatus', was initially perplexing to climate scientists. But new data sets shows that the global surface temperature increased at a rate from 1998-2014 similar to previous periods.

Kosciuszko or Everest? Australia's emissions forecasts look overcooked

Australian emissions are officially projected to rise steeply, making existing and new targets look like a big stretch. But ‘business as usual’ projections are likely to lead you astray.

UNESCO recommends that the Great Barrier Reef should not be classed as ‘in danger’

But whether it's on the official 'in danger' list or not, the Great Barrier Reef is clearly under threat. UNESCO has placed its faith in Australia, but without urgent action the problems will not go away.

Stanley warns on climate risk to Aussie children

Leading paediatrician sees rise in gastroenteritis, asthma.

Open letter: Scientists' Galilee plea to banks

A group of leading Australian scientists - including Peter Doherty and Fiona Stantley - has called on major banks not to finance the massive expansion of coal projects in Queensland's Galilee Basin.

Beautiful Antarctica is losing its edge

A study this week found that the largest ice shelf on the Antarctic Peninsula is at imminent risk of collapse. A trip to the continent reveals that rapidly changing environment up close.

Canada has put its head in the tar sands

Canada looks set to use forestry credits to give it cover for expanding its tar sands sector, putting the country on track to become a clean-energy laggard.