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.
A gigantic sunspot almost 130,000 km across captured by NASA’s Solar Dynamic Observatory on October 23, 2014.
The recent claim that we might enter a mini ice age in 15 years is not only bad science, but it represents a failure of communication by both scientists and journalists.
People were talking about heatwaves long before the data proved they were on the rise.
Powerhouse Museum/Wikimedia Commons
The history of climate change is writ large in literature - and not just scientific journals. An analysis of Google's vast library shows a rise in use of phrases such as "unusual weather" and "heat wave".
Study raises new questions over the rate of ice melting, and thus sea level rise.
NASA's former climate chief, James Hansen, is lead author on a paper that predicts rapidly rising seas this century, but not all climate scientists believe the study's models are convincing.
Chicago has encouraged green roofs to reduce water runoff and energy consumption in buildings.
Mayors from the around the world are at the Vatican to discuss climate change, a global issue that's proving to be most effectively addressed at the local level.
Is the sun setting on Britain’s energy ambitions?
In the long run a shift from renewables to fossil fuels will make it harder to reach emissions targets and will harm the UK's international standing.
Labor wants 50% of Australia’s electricity to come from renewables by 2030 - but what about other climate policies?
Labor's proposal for 50% renewables demonstrates in spades how poisonous climate change politics has trumped good policy.
A green turtle hatches in the lab.
Immersion in seawater kills sea turtle eggs, suggesting that sea turtles are increasingly at risk from rising seas, according to research published today in Royal Society Open Science.
A sensor monitors carbon dioxide from the rooftop of the SF Exploratorium.
Scientists build network of inexpensive air monitors to track emissions with fine-grained spatial detail – an alternative to satellites or pricey land-based CO2 monitors.
Ben Oquist, former chief of staff to Greens leaders Bob Brown and Christine Milne, says Tony Abbott risks being on the ‘wrong side of history’ at the 2015 Paris climate summit.
Ben Oquist on the direction of the Greens and the Senate crossbench.
Ben Oquist, Executive Director of the Australia Institute, talks to Michelle Grattan about the current direction of the Greens, the Senate crossbench, climate change, and much more.
Icy waters off the western Antarctic Peninsula.
Hundreds of meters below the surface of the freezing ocean surrounding Antarctica, the seafloor is teeming with life. The animals living there have no idea that an army is on the brink of invading their tranquil environment.
Among certain minority religious communities, there’s a focus on homegrown or locally grown food.
'Hands' via www.shutterstock.com
Yes, environmental racism is still a problem, but recent research shows that minority groups care about protecting the environment because of the positive experiences they've had.
The latest papal encyclical provides a lesson in public discourse.
The papal encyclical uses moral arguments for environmental protection, yet as a philosophical statement, it's a terrific example of "public reason."
London’s ‘frost fairs’ are a thing of the past – not the future.
Museum of London
Any drop in solar activity will be dwarfed by the impact of increased carbon dioxide in the atmosphere.
Raise the (Thames) Barriers!
With the sea level set to rise up to 1m by 2100, cities around the world must adapt, if they're to avoid disaster.
The tropical orange blotch surgeon fish has been moving south into New South Wales.
Graham Edgar / Reef Life Survey
As warmer seas move further south, tropical wildlife is going with them, giving us a dramatic insight into how global warming is changing our oceans.
What is it worth?
You can read part 1 of this essay here. Yesterday in Part 1 I argued that the most enduring of the great crimes of the 20th century will surely prove to be human disruption of the Earth’s climate. Its…
Soil and water are crucial resources that need to be carefully studied and preserved.
There will be increasing demands placed on our soil and water in coming years, so we need greater research into how to preserve and maintain these precious resources.
French Ambassador Christophe Lecourtier is hoping Australia takes an ambitious target to the Paris climate conference later this year.
France's ambassador to Australia, Christophe Lecourtier, has urged Prime Minister Tony Abbott to attend the United Nations Conference on Climate Change in Paris late this year.
The issue of climate change has the potential to unite many countries, says Christophe Lecourtier.
Lukas Coch /AAP
The French Ambassador to Australia Christophe Lecourtier sits down with Michelle Grattan to talk about the 2015 Paris climate conference, Australia’s role in tackling climate change and much more.