Justin Trudeau displaced Stephen Harper, an avowed friend of the fossil fuel industry, as Canada’s prime minister.
Two politicians known to oppose action on climate change – Canada's Stephen Harper and Australia's Tony Abbott – have been displaced. What does this say about climate as a voter issue?
A better society is one way to motivate people to take action on climate change,.
Earth image from www.shutterstock.com
If we can convince people that climate change is real and important, then surely they will act: this intuitive idea underlies many efforts to communicate climate change to the public. But it may not be the best way.
China knows the smart money is on renewables, and not just because of climate change.
China is pouring money into clean energy - not just to tackle climate change but because these are economically fruitful industries. And as China develops them, the technologies will get cheaper for everyone.
Change is coming for Australia’s energy sector. Time for our leaders to embrace it.
The key drivers for energy in the 21st century are managing climate change, shifting community concerns, and radical technology change.
Corporate capitalism has locked humanity into a process of creative self-destruction.
'Insatiable' by Theodore Bolha
To make a meaningful difference to climate change, businesses will have to break out of a cycle of exploiting the earth's resources in ever-more creative ways.
Bernie Fraser, Greg Hunt and Clive Palmer announce the Climate Change Authority’s emissions trading review last year, after Palmer prevented the authority being abolished.
The Climate Change Authority, rocked by this week's resignation of its chairman Bernie Fraser but saved last year by the Senate, will continue reviewing climate policy - even if its advice is ignored.
Businesses that emit large amounts of greenhouse gases will have their emissions capped.
Australia's new cap on emissions includes aspects of a "baseline and credit" emissions trading scheme. That's cheaper for businesses, but means more regulation.
Falling renewable costs could make action on climate change cheaper.
Debate is continuing around Australia's 2030 climate target and how much it will cost Australia's economy.
Few other world leaders are as enthusiastic as Tony Abbott in endorsing coal as ‘good for humanity’.
Australia's failure to lead on climate action marks a stark shift in political priorities in the past decade. The government is all about immediate economic returns whatever the long-term costs.
Geoengineering the climate may be more palatable if it supports natural processes.
Tree planting image from www.shutterstock.com
No matter how much we reduce greenhouse gas emissions, it will not be enough to keep global warming below 2C. Does this mean we should give up? Not at all.
Obama talks the talk on renewables, but his plan will help fossil fuels.
Jonathan Ernst / Reuters
The unambitious Clean Power Plan is too little, very late.
The president’s plan attacks coal power – but won’t fix climate change.
Jim Lo Scalzo / EPA
After all the jubilation about the president's plan, it's time for a reality check.
Is Australia’s 2030 climate target really going to protect the coal industry?
Australian Prime Minister Tony Abbott has said his government's 2030 climate target will be good for the environment and jobs – and good for protecting the nation's coal industry.
Access to the grid has crowded out solar in some places in India.
DFID - UK Department for International Development/Flickr
Given existing technologies, expanding access to electricity almost always increases CO2 emissions. There are real trade-offs between addressing poverty and climate change.
Al Gore brought his climate message back to Australia on Monday.
The reality of climate policy is it's often provincial governments or city councils who are the most ambitious, especially where national governments leave a policy void.
An environmental activist named David Cameron hugs a husky in Svalbard, 2006.
Summer budget signals a return to the unsustainable ways of the past.
Mark Butler talks about climate change, ETS, an early election, and much more.
Michelle Grattan talks to Labor environment spokesman Mark Butler about climate change, an ETS, the possibility of an early election, the ALP national conference and much more.
Pressure is mounting inside and outside Australia for greater action on climate.
AAP Image/Dan Peled
International and domestic forces appear to be conspiring to significantly ratchet up the pressure on Prime Minster Tony Abbott’s climate policy.
A first: limits on carbon emissions from power plants.
Despite looming legal challenges, states are devising plans to comply with limits on power plant carbon emissions – a crucial part of Obama's climate policies.
Public opinion is still firmly anti-nuclear.
Christopher Jue / EPA
Despite G7 climate pledge, the country isn't embracing renewables.