7:39am The Atlantic Ocean has masked global warming this century by soaking up vast amounts of heat from the atmosphere in a shift likely to reverse from around 2030 and spur fast temperature rises, scientists said.
PETER HANNAM NSW is barely one-third of the way to achieving its 2020 renewable energy goal despite the Baird Government wanting the state to be Australia's answer to California.
Ehren Goossens The solar industry is facing a looming shortage of photovoltaic panels, reversing a two-year slump triggered by a global glut
TOM ARUP One of Australia’s most senior climate scientists has called on his colleagues not to sit on the sidelines of the political debate about global warming and other environmental issues, given the evidence they present asks society to consider fundamental changes.
PETER HANNAM Global sea-surface temperatures in July tied with 2009 as the warmest on record for that month, keeping the world on track for one of its hottest years, according to the US National Oceanic and Atmospheric Administration.
Lisa Cox and Peter Hannam Clive Palmer has vowed to block any move by the Abbott government to weaken or abolish Australia’s renewable energy target (RET) during this parliament.
As China lays down plans for a national carbon trading scheme, the world's biggest emitter of greenhouse gases risks repeating mistakes made in carbon trading in Europe by flooding its pilot markets with free permits.
PETER HANNAM Reducing the national Renewable Energy Target (RET) would generate $10 billion in extra profit over the next 15 years for owners of coal and gas-fired power plants, according to new analysis commissioned by green groups.
PETER HANNAM The overwhelming majority of submissions received by the Abbott government’s hand-picked panel reviewing the Renewable Energy Target back its goals.
PETER HANNAM The Coalition governments under Barry O’Farrell and Mike Baird have “declared war on the environment” since taking office in 2011, according to nine leading green groups in the state, but there's still time to make amends, they say.
Peter Hartcher and John Garnaut The Abbott government has discussed with the Obama administration the subject that was supposed to be unmentionable between them: climate change.
PETER HANNAM An El Nino remains a possibility in 2014 after renewed signs of the weather event were detected in the Pacific, according to the Bureau of Meteorology.
Neela Banerjee Building the Keystone XL pipeline could lead to as much as four times more greenhouse gas emissions than the State Department has estimated, according to a study published in the journal Nature Climate Change that uses different calculations about oil consumption.
Summer heatwaves and downpours have become more frequent in the northern hemisphere this century, apparently because extreme weather can get trapped for weeks in the same place in a warming world, a study showed on Monday.
DARREN GRAY A dam able to hold 100 million litres of water would be built on Mount Buller to boost the resort's snowmaking capability and fresh water supply, under a proposed $8.25 million project before authorities.
Take that, Tony
Brittany Ruppert UK actress Emma Thompson has targeted Prime Minister Tony Abbott as part of a campaign to protect the Arctic from global warming.
Bloomberg News China, the world's biggest carbon emitter, accelerated solar power installations in the first half, adding enough capacity in the period to equal Australia's entire supply of power from sunlight at the end of last year.
Deep cuts in greenhouse gas emissions of 40 to 70 per cent by mid-century will be needed to avert the worst of global warming that is already harming all continents, a draft U.N. report showed.
PETER HANNAM Consumers should know by August 18 how much their energy provider will cut gas or power prices in the wake of the repeal of the carbon tax.
PETER HANNAM The end of the carbon price triggered a drop in output from Snowy Hydro last month but high levels of wind and solar energy helped drive the share of coal-fired power stations in Australia’s main electricity grid to a record low, according to consultants Pitt & Sherry.
Bloomberg News Chinese solar manufacturers climbed on news the world's biggest supplier of photovoltaic panels may announce policies as soon as this month to encourage businesses to install the technology on rooftops.
Terrence McCoy Researchers have long contended the epicentre of global warming is also farthest from the reach of humanity.
ROSS GITTINS ROSS GITTINS: There’s a lot of public support for the renewable energy target, which requires electricity retailers to get 20 per cent of their power from renewable sources by 2020. But now the country’s being run by climate change “sceptics”, let’s get with the program. Forget the threat of climate change, stop worrying about your grandchildren and focus on what matters most: what this do-gooder scheme is doing to your cost of living.
ROSS GITTINS There’s a lot of public support for the renewable energy target, which requires electricity retailers to get 20 per cent of their power from renewable sources by 2020. But now the country’s being run by climate change “sceptics”, let’s get with the program. Forget the threat of climate change, stop worrying about your grandchildren and focus on what matters most: what this do-gooder scheme is doing to your cost of living.
CORAL DAVENPORT Billions of baby oysters in the Pacific inlets here are dying and Governor Jay Inslee of Washington is busy spreading the bad news.
Beijing will ban coal use in its six main districts by the end of 2020, state media cited the Beijing Municipal Environmental Protection Bureau as saying, as the Chinese capital steps up efforts to combat air pollution.
PETER HANNAM Vanuatu’s weather patterns are changing as the planet warms up, undermining the island nation’s ability to feed itself, according to Shirley Laban, Oxfam’s climate change manager for the country.
A. Odysseus Patrick Andrew Mackenzie isn't your regular mining company chief executive. He speaks five languages, including Norwegian, and was recently elected to Britain's Royal Society.
PETER HANNAM Australians considering putting solar photovoltaic (PV) panels on their roofs might want to get a hurry-on.
PETER HANNAM Sydney’s run of above-average warmth will be broken on Saturday - but only briefly before temperatures start picking up again.
PETER HANNAM The threat of another early fire season in NSW has prompted the Rural Fire Service to bring forward its bushfire danger period for a large part of the state.
Sun-drenched Australia's growing love of solar power is casting a long shadow over its biggest privatisation in two decades and the second-biggest sale ever of a state asset.
Reid Wilson For more than a century, Bill Taylor's family has used the calm, protected waters of Puget Sound to raise oysters, planting billions of larvae in underwater beds and then harvesting them to ship to some of the finest restaurants in the world.
PETER HANNAM Sydney basked in its warmest July weather in almost a quarter of a century on Thursday, with the city enjoying conditions more like late-spring rather than mid-winter, meteorologists say.
PETER HANNAM Australia’s largest solar plant moves one step closer to completion with the first of 1.35 million solar photovoltaic (PV) modules being installed on Wednesday at AGL’s Nyngan Solar plant in central NSW.
Bloomberg News JA Solar expects solar-panel prices in China to recover as developers scale up projects and government measures encourage developments.
California Governor Jerry Brown and Mexican environmental officials signed a pact aimed at reducing greenhouse gas emissions, an agreement that could eventually expand the market for carbon credits.
PETER HANNAM Labor’s state conferences in NSW and Tasmania have backed more ambitious climate change action, maintaining pressure on federal counterparts to stick with a carbon price policy.
PETER HANNAM The federal government has approved a giant Queensland coalmine that it says will generate as much as $300 billion for the economy, but which environmental groups say will contribute to a “carbon bomb” and risk causing significant damage to the Great Barrier Reef.
PETER HANNAM GetUp! says it is the victim of tactics “almost too dirty to believe” after one of its anti-coal videos was yanked by YouTube over what the activist group says are fake copyright claims.
PETER HANNAM The federal government has approved a giant Queensland coalmine that it says will generate as much as $300 billion for the economy but which environmental groups say will contribute to a “carbon bomb” and risk causing significant damage to the Great Barrier Reef.
PETER HANNAM Australia’s policy on climate change is in disarray after the repeal of the carbon price while the stance of business remains unequivocally pro-coal.
Yuki Hagiwara and Craig Trudell Japan is about to raise the bar for governments subsidizing zero-emission cars, as it pledges incentives that may exceed $30,000 a vehicle for Toyota Motor Corp.'s first hydrogen-powered sedan
Edward Wong China's plans for 50 coal gasification plants will produce an estimated 1.1 billion tons of carbon dioxide per year and contribute significantly to climate change, according to a report released by Greenpeace East Asia.
PETER HANNAM The worst of the winter is likely to be over with the outlook pointing to warmer and drier than normal weather over coming months, conditions that may set up another early fire season.
Opposition Leader Bill Shorten has warned that Australia's decision to abandon carbon pricing puts it at risk of being isolated on the world stage in a speech in the US.
PETER HANNAM Prominent businessman Maurice Newman said he had been “disinvited” from a community consultative committee for a proposed wind farm in the state’s southern highlands because of his objections to government support for the project.
What actually is the carbon tax? Your questions answered.
Graphic on how carbon pricing is intended to work.
Alarming photos of a Greenland glacier that has melted.
John Cook lists the sceptics' arguments and gives answers.