Wide Gulf between rhetoric and reality for fossil fuels and renewables
Do big investments in solar energy point to a different future for the oil-rich nations of the Middle East?
Environment
Looming cyclone may break a record drought for Australia's region
An unusually quiet period for cyclones in the Australian region may come to an end within days.
Showers, storms to signal break up of Sydney's oppressive heat
Showers and possible storms will sweep across Sydney on Tuesday afternoon
The charts that show just how hot it was in 2016
The world's major meteorological agencies have declared 2016 to the hottest year on record - making it three new highs in as many years - as increases in greenhouse gases drove global warming.
Energy chief: why Trump is unlikely to derail renewables
Head of international energy body says policies are important, but the economic facts "are stubborn".
Early skirmishes point to a war over renewables lasting well into 2017
A political divide is forming over renewable energy's future in Australia.
NSW drops off the solar pace as demand shifts towards business
National demand for solar is up slightly, but NSW is going backwards
Shark!
Have a spate of bites and sightings up and down the NSW coast raised the odds that an attack awaits beachgoers this summer? Peter Hannam investigates.