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Climate change – Analysis and Comment

To limit global warming to 2C we can’t emit more than another trillion tonnes of greenhouse gases. Burning fossil fuels is a major source. Coal power image from www.shutterstock.com

Most countries need to at least double their efforts on climate: study

Current climate pledges will see the world warm more than 2C. To avoid dangerous climate change countries will need to at least double their efforts.
There were no fatalities from Hurricane Patricia, which was downgraded to a tropical storm after making landfall in Mexico. Tomas Bravo/Reuters

Did El Niño give Hurricane Patricia more kick?

Research shows that El Niño creates conditions for a certain type of hurricane – and offers clues as to how climate change can affect the severity of hurricanes.
Evacuees gather at a rescue centre after this month’s floods in the Philippines. But for many women the danger doesn’t end here. EPA/Francis R. Malasig/AAP

Worldwide, climate change is worse news for women

Climate change isn’t gender-neutral. The effects are likely to hit the world’s poorest women hardest of all, because they are more likely to lack the resources to escape natural disasters or disease.
Justin Trudeau displaced Stephen Harper, an avowed friend of the fossil fuel industry, as Canada’s prime minister. Chris Wattie/Reuters

Is lagging on climate change a political liability?

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?
Coal no more? The rise of renewables and climate action will spell an end to Australia’s coal industry. Coal image from www.shutterstock.com

The long-term future of Australian coal is drying up

Australia’s failure to reassess its commitment to coal will have serious negative consequences, not only for Australia’s economy, but for the health and well being of millions of people and the global environment.
Simpler climate models could help more people understand the processes behind the predictions. Pelfophoto/Shutterstock.com

Climate models too complicated? Here’s one that everyone can use

Climate models are complicated - and necessarily so if they are to recreate our complex world. But a new, simpler climate model aims to take some of the mystery out of the art of climate modelling.
Tuna and other top predators could run out of food in warming seas. Tuna image from www.shutterstock.com

The oceans are changing too fast for marine life to keep up

Over the past five years we’ve seen a significant increase in research on ocean acidification and warming seas, and their effect on marine life. Overall, unfortunately, the news is not good.
Projects are underway to address sustainable energy transitions in cities like Uganda’s Kasese. James Akena/Reuters

Smaller African cities need sustainable energy intervention

Sustainable energy is crucial for smaller African cities which are generally overlooked. These cities receive much less research and funding focus.