Large and powerful surf conditions are expected to batter most of the NSW coast for most of the working week as a low-pressure system that delivered a weekend drenching continues to linger off the state's coast.

Some describe the eastern koel as “demonic birds” for their constant mating calls. Others say the native cuckoos with beautiful plumage are “absolute magic”.

A wildflower superbloom is underway in a Californian desert after seven inches of winter rain.

"It is altering the structure and function of natural ecosystems, and affecting heritage, economic activity and human wellbeing."

Our best hope may be the weather - but let's not forget about the bigger picture.

Australia has just experienced the hottest March on record, capping off the hottest first quarter of the year.

The people most affected by natural disasters in Australia are represented by the people who are most likely to deny that human activity has changed our climate.

Tasmanian devils with tumours the size of golf balls have had their cancerous growths disappear, after scientists successfully trialled a new way to kick-start the animals' immune system.

So how did we get here?

NSW should place a cap on the amount of thermal coal it can mine and plan an orderly phase-out of the industry within a decade to do its bit to avoid catastrophic climate change, NSW Greens say.

Environmental groups are cheering a decision in NSW's Land and Environment Court that found the emissions of greenhouse gases and resulting climate change from a proposed coal mine was among the reasons to reject the project.

Ten days out from the global climate summit, Australia is again acting like a handbrake. No other developed nation has performed as badly in terms of past emissions or commitments to cut them.

In the wake of last month's re-election of the Berejiklian government in NSW, prospects have brightened for a surprising narrowing of the gap between state and federal energy policy.

The sodden and cool tail of February belies the record-breaking summer, with autumn also likely to be unusually warm.

They are only starting to gain a foothold in the Australian market, but could batteries provide a near overnight solution to the energy woes that have hit South Australia and risk spreading east?

Solar awnings over car parks that are becoming compulsory in France and are under consideration in California could save emissions, water and lives in Australia.

Container deposit schemes are effective in reducing litter and enjoy community support. So why is Victoria the only mainland state not to have agreed to introduce one?

Thirteen otherwise healthy looking little penguins at the West Australian island died in 2011-12 and have now been found to be infected with a disease that originates from cat faeces.

The terms of Alcoa mining WA’s jarrah forest were decided when the scale of planned deforestation was tiny as was Perth’s population. Plenty has changed since then.

Largely dormant for the last two years, Sicily's volcano erupted for the first time this year.

Antarctic Bottom Water is a thing, and it's one worth getting into the discussion about the consequences of climate change.

This week’s admission from a major Australian company could mark a turning point for Australians being misled while trying to do the right thing.

Wildlife prices are tumbling in South Africa as game breeders are squeezed by restrictions imposed on trophy hunting after Cecil the lion was killed, and the worst drought on record has forced farmers to sell animals.

Annual global temperatures were the fourth highest on record in 2018 with the world in the midst of its hottest decade since reliable data has been collected, international agencies say.

The library service will allow people to rent out power and hand tools, camping gear and sporting equipment to promote sustainability in the Brisbane community.