Menu Close

Articles on Climate

Displaying 281 - 300 of 321 articles

An El Niño - even a weak one - can cause reduced rainfall in eastern Australia. Tim J Keegan/Flickr

Don’t dismiss a 2014 ‘super’ El Niño just yet

It looks like it’s all over bar the shouting for the chance of this year bringing on a “super” El Niño. Or is it? The Bureau of Meteorology has brought the odds of an El Niño event down to 50%, from 70…
Australia’s weather is influenced by warm water movements in the Pacific. Flickr/Shayan USA

Explainer: El Niño and La Niña

We wait in anticipation of droughts and floods when El Niño and La Niña are forecast but what are these climatic events? The simplest way to understand El Niño and La Niña is through the sloshing around…
Incredibly cold and very pretty, but not that enlightening when it comes to climate change. EPA/RICK WARNE

US cold wave implies nothing about global warming

The central and eastern US has just been in the midst of a major cold wave, with large regions dropping below zero F (-17.7C) and wind chills reaching below -30F (-34C). That is fact. The problem is that…
Australia’s very hot January was followed by a very warm September and a worldwide record for November. BaboMike/Flickr

2013 was Australia’s hottest year, warm for much of the world

The Bureau of Meteorology has confirmed 2013 as Australia’s hottest year since records began in 1910. Average temperatures over the continent have been 1.2C above the 1961-1990 average, breaking the previous…
Drought is part of life in Australia. Flickr/Schilling 2

Drought conditions return to Australia’s eastern states

While much of Australia has received average to above average rainfall over recent months, parts of Australia such as western Queensland are in the middle of a drought. Drought has been a feature of the…
What is the relationship between carbon dioxide and temperature rise? Werner Wittersheim

Explainer: what is climate sensitivity?

Humans are emitting CO2 and other greenhouse gases into the atmosphere. As these gases build up they trap extra heat and make the climate warmer. But how much warmer? Scientists have long understood that…
Beachgoers try to beat the record September heat at Main Beach on the Gold Coast. AAP/Dan Peled

Sweaty September smashes records, with more heat to come

Australia has experienced its hottest September on record, as well as rewriting the records for the hottest 12-month period for the second time this year. With an average temperature of 21.95C - 2.75C…

Melting the Ice Age

A commonly-held belief for many years - that 90 million years ago, a continental ice sheet formed during the Late Cretaceous…

Sea level affected tropics in ice age

University of Hawaii at Manoa researchers have investigated preserved geological rainfall pattern clues, or “proxies”, during…
It’s a good job they come with built-in jumpers. PA/Niall Carson

How cold has it really been in the northern hemisphere?

If you are one of the many people with a larger than normal heating bill for recent months, you would probably be under the impression that it has been exceptionally cold in the northern hemisphere. We’ve…
The price of Australian carbon permits is set for a steep drop after 2015 when it links to Europe’s fluctuating emissions market. Flickr/PaulSteinJC

Europe’s rollercoaster carbon prices set to hit Australia

Australia’s key strategy to tackle climate change is looking shaky, after another price drop on the world’s biggest carbon market raised fresh doubts about the future of emissions trading schemes. In Europe…
Air pollution has been found to have affected coral growth in the Caribbean over many decades. Lester Kwiatkowski, University of Exeter

Air pollution casts a cloud over coral reef growth

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…
It’s getting trickier to forecast future weather, but new models are helping. Jay Wood

Seasonal climate forecasts: reading tea-leaves in a digital age

Tea-leaves, entrails, cockatoos: we all want to forecast the future. Weather forecasts have become so commonplace we rarely think about the technology, research, computing power and millions of observations…

Arctic begins to resemble the south

A large scale study that looks at changing seasonality in the northern hemisphere has been completed. Researchers from 17…

Current temperatures hotter than history

Today’s temperatures are nearly unprecedented in the past 11 000 years, a new study from Oregon State University has found…

Top contributors

More