Almost 200 countries have struck a grand bargain to take collective action on climate change, as the Paris summit delivers the first global agreement to cut greenhouse gas pollution in almost two decades.
Australia's greenhouse gas emissions continue to increase, making the task of future pollution cuts more difficult.
Australia and the rest of the world must keep global temperature increases to 1.2 degrees to save the reef.
The federal government has answered calls to release greenhouse gas pollution data it had been sitting on since last year.
To strike the latest blow in his Twitter war with US President Donald Trump, Schwarzenegger has recruited French President Emmanuel Macron.
Most Americans oppose President Donald Trump's decision to withdraw from the Paris climate agreement, according to a new Washington Post-ABC News poll.
President Donald Trump's aide have refused to confirm whether he believes in climate change.
Nationalists in the Trump administration are right. The decision to withdraw the US from the Paris climate accord was correct.
World leaders have pledged to keep up the fight against global warming as Trump announced he was pulling out of the Paris climate accord.
US President Donald Trump has announced that the US will exit the Paris climate accord and begin investigating a new agreement with fairer terms for the US.
The climate genie, already out of the bottle, just got that bit harder to put back in.
The film focuses on events from flooding in Miami and the Philippines, the worst drought on record in Syria, to air pollution so bad in some parts of China that life expectancy has declined by six years.
"We are all very worried here," Rahmstorf, a professor at the Potsdam Institute for Climate Impact Research, says.
Donald Trump will pick an ardent opponent of President Barack Obama's measures to curb climate change as head of the Environmental Protection Agency - a choice that enraged green activists and cheered the oil industry.
Donald Trump, who called climate change a hoax during his campaign and vowed to pull out of the Paris accord, now says global warming might be real after all.
BHP's boss has urged US President-elect Donald Trump to refrain from tearing up the Paris climate change agreement.
The Paris climate accord negotiated last year has been ratified by enough countries for it to go into force, but Australia has missed out on being part of the historic moment.
Nationals deputy leader Fiona Nash has joined her cabinet colleague George Brandis in claiming the science of climate change is not yet settled.
The Earth sizzled in March with the most unusually warm month in history as average land surface temperatures easily exceeded levels deemed by scientists to constitute dangerous climate change.
The more coal and oil we burn, the more we can produce, driving growth, right? There may be another way.
Senior CSIRO executives spent much of Sunday trying to justify and prioritise deep cuts planned to climate change science programs that are understood to have caught Prime Minister Malcolm Turnbull by surprise.
Australia's global ranking has dived on an international survey that Environment Minister Greg Hunt had described as "the most credible, scientifically based" analysis in the world.
A remarkably warm December helped drive global surface temperatures in 2015 to easily the hottest year in records going back to 1880, the US National Atmospheric and Oceanic Administration said.
Fresh off his Golden Globe win, the Hollywood star lashes out at the fossil fuel players' "corporate greed" in Davos.
The world is now adding more power capacity from renewables every year than from coal, natural gas, and oil combined.
We need incentives to get all our brown coal power stations closed by the early 2020s, and all our black ones by the early 2030s.
He is the most revered broadcaster in the world,and at the age of 89 Sir David Attenborough has lost none of his passion for life on Earth. He talks to Jessamy Calkin about climate change, Barack Obama, and his new series on the Great Barrier Reef.
For negotiators engrossed in months or even years of arcane, technical wrangling for a new global climate agreement, the sudden involvement of political leaders in the talks in Paris was both a curiosity and a distraction.
Global temperatures soared again in November - just as leaders from the world gathered in Paris to settle a new agreement to tackle climate change.
The world may have struck a much-heralded deal in Paris to ratchet up pollution cuts in the decades ahead, but a number of Turnbull government backbenchers insist climate science is unconvincing and Australia has already promised enough.
World leaders may have committed to ambitious climate targets in Paris at the weekend, but that in small-town America, all that solar hocus pocus is still viewed with a healthy dose of slack-jawed cynicism.
Loud applause erupted as France's foreign minister gaveled the Paris climate agreement, which aims to keep global temperatures from rising another degree Celsius between now and 2100.
An emotional French Foreign Minister Laurent Fabius presents a landmark global climate accord, calling it a "historic" measure for turning the tide on global warming.
The historic arrangement reach in Paris Saturday night have wide-ranging impacts for Australia's targets and economy. Courtesy ABC News 24.
Addressing all signatories of the accord, Julie Bishop said nations must now "return home to implement the new global agreement". Vision courtesy ABC News 24.
Taro Island could be the setting for a film about the end of the world. And for the people who live here - and will be forced to leave it - it is.
Amid protests in Paris, the UN's Ban Ki-moon says he is optimistic there will be a strong deal at the climate summit.
After 11 days of negotiations at the climate summit in Paris, a slimmer but still-troubled draft of a global climate agreement is released.
Waleed Aly calls for the end of fossil fuel subsidies.
Climate change is starting to have a personal impact on billions of people and we need to cut back on greenhouse gases and adapt to a warmer world.
Pope Francis prays for Climate Summit success in efforts to tackle poverty as well as to mitigate the impacts of climate change.
In late 2015 astronauts from around the world recorded a message to politicians at the Paris climate talks to commit to combating global warming.
World leaders launched an ambitious attempt on Monday to hold back the earth's rising temperatures as they met in Paris.
Malcolm Turnbull promises to contribute $1 billion over the next five years to fight climate change and to ratify the second commitment period of the Kyoto protocol.
US president Barack Obama says the world's largest economy embraces its responsibility to act on climate change ahead of the Paris UN climate conference.
Is the government's mantra on innovation inconsistent with its climate policy? Labor drives home the attack while the PM is in Paris.
Developing countries desperately need more money to battle climate change, and Australia should help, says Greens Senator Larissa Waters in Paris.
A question the world has barely started to come to grips with.
Everything you wanted to know about climate change but were afraid to ask
Sydneysiders join a worldwide series of rallies calling for stronger action against climate change ahead of the Paris summit.
The terrorist attacks in Paris will help motivate world leaders to reach a deal on climate change, says Environment Minister Greg Hunt. Courtesy ABC News24.
RAW VIDEO: China issues its highest-level smog alert this year as world leaders convene in Paris for the UN climate summit.