Tiny particles of air pollution can stunt the growth of coral reefs, according to a [new study in Nature Geoscience](http://dx.doi.org/10.1038/ngeo1780](http://dx.doi.org/10.1038/ngeo1780). Using coral…
Antarctica’s delicate marine ecosystems are under threat from climate change and ocean acidification.
wikimedia/Steve Clabuesch
When it comes to climate change, temperature is only part of the story. Climate gases released by human activity are dissolving into the oceans, and the increased levels of CO₂ are making the waters more…
Blackouts remind us what life was like before cheap, readily available electricity - but it’s time to think about the true price of our power.
Candle in the dark image from www.shutterstock.com/Ronen
No lights, no power, no internet - and no easy solutions. Fumbling around in a middle of a blackout, hoping to find a torch or some spare batteries, I was struck by just how utterly dependent most of us…
Even in Tasmania, it’s been hotter than it should be.
James975/Flickr
Daylight hours are dwindling and our first month of autumn is ending. But in many places, March felt a lot like summer. Get used to it: looking ahead, all indications are that future summers could be just…
Mass extinctions caused by rapidly escalating levels of CO2 have occurred before.
Global warming image from www.shutterstock.com
It’s long been known that massive increases in emission of CO2 from volcanoes, associated with the opening of the Atlantic Ocean in the end-Triassic Period, set off a shift in state of the climate which…
A proportion of investors want to avoid controversial asset classes - but would it pay off?
One quarter of Australians would be willing to switch superannuation funds to avoid investing in coal or coal seam gas, according to a recent survey. Not only does this research raise important questions…
Polar bears and brown bears, species known to produce fertile hybrids, have much more in common genetically than previously…
The study showed increased plant growth over a 30 year period in northern areas of the Earth.
NASA's Goddard Space Flight Center Scientific Visualization Studio
Climate change is creating warmer growing conditions in parts of the Earth’s northern regions, a new study has found, but experts warn that drought and heat wil soon cancel out the agricultural benefits…
The northern hemisphere has experienced a spate of extreme weather in recent times. In 2012 there were destructive heat waves in the US and southern Europe, accompanied by floods in China. This followed…
Ocean acidification - where the ocean becomes less alkaline as it absorbs excess CO2 from the atmosphere - has been described as the evil twin of global warming. Yet, remarkably, it is only over the past…
Heat, floods and fire: it’s not just weather.
timswinson.com
The hottest summer on record. The hottest month on record. The hottest day ever recorded for the whole of Australia. Heatwaves, bushfires, record rainfall and floods – extreme events across the land. This…
Data analysis from the Australian Bureau of Meteorology has confirmed last summer was the hottest on record, with January the hottest month recorded since 1910, when records began. Average temperatures…
Another summer, not quite like the other summers.
Steve Lacy
We all know what to expect from summer in Australia. From December through March it will be hot, there will be storms and floods, and there will be bush fires. It’s been like that for as long as history…
Australia’s latest summer has been significant for weather and for climate.
VIBE Audio
This summer hasn’t just felt hot. It’s been hot. In fact, the summer of 2012-13 is now the hottest on record. Average temperatures beat the record set in the summer of 1997-98, and daytime maximum temperatures…