Land & environment

The latest national koala population estimates from CSIRO’s National Koala Monitoring Program (NKMP) have revealed a staggering leap in koala numbers that upends years of alarmism. The 2025 CSIRO report estimates the listed population between 398,000 and 569,000, a dramatic rise from the 2024 estimate of just 95,000 to 238,000.  

Hugh Schuitemaker. Significant infrastructure upgrades at Renmark's Bookmark Creek – allowing for improved natural water flows, better conditions for native fish and other species, and greater recreational opportunities – have been completed.

The 2024 - 2025 Blue Economy CRC Annual Report is now available. As we enter the final half of our 10-year journey, our measure of success is no longer knowledge generation alone, but how that knowledge is applied and adopted.  

Leader of The Nationals and Federal Member for Maranoa David Littleproud is calling for a review of the Bureau of Meteorology’s (BOM) new website, following a flood of complaints from locals. Mr Littleproud said it was clear Maranoa locals were not given the information they needed after the recent rain event...

Marine biologist Kat Mason may have only been in Australia a matter of months, but her connection to the ocean runs deep. Raised in Bournemouth, a coastal town in the south of England, Kat’s early years were filled with an appreciation of the ocean but it was a childhood stint in Florida that truly sparked her curiosity about marine life.

Navigating through the forms and criteria for help with flood impacted homes can be complex and difficult. The NSW Reconstruction Authority, through the Resilient Home Program, is offering assistance for residents to protect their homes from future damage — whether that’s by raising, retrofitting, rebuilding or relocating their properties to safer ground.

Australian scientists have observed signs consistent with H5 avian influenza (bird flu) in wildlife during a management voyage to sub-Antarctic Heard Island ... Scientists observed unusual levels of mortality in elephant seals on Heard Island in recent days.

University of South Australia and Kangaroo Island Research Station ecologists have made a remarkable discovery about the mysterious and endangered Kangaroo Island dunnart: it is partial to climbing trees ... “The last thing I expected to find in one of our pygmy-possum nest boxes some distance up in a mallee eucalypt was a dunnart.  It was a wonderful surprise,” says Peter Hammond.

The National Aerial Firefighting Fleet is now in position and ready to respond when disasters hit, as Australia gears up for the 2025-26 Higher Risk Weather Season ... These aircraft are primarily used for firefighting, but can also contribute to supporting Australian communities across the country...

Aboriginal communities across NSW are working with Forestry Corporation to integrate cultural burning into government bushfire management frameworks. These local partnerships, under the Federal Government-funded program Fire, Country and People, aim to strengthen community resilience to major bushfire events and improve land management practices across traditional Aboriginal lands.  

Forest Fire Management Victoria’s (FFMVic) newest recruits are gearing up for the summer bushfire season, undertaking intensive training camps across the state.

Adam Kerezsy ... the inland rivers of Australia's Murray-Darling Basin are already well-inhabited by invasive – or alien – species ... Unfortunately, in the Lachlan, there’s a new kid on the block. Oriental weatherloach is an eel-like animal from Asia that started off in Australia as an aquarium fish.

Michelle Daw. Yorke Peninsula's commercial fishers have again called for a ban on all fishing in Gulf St Vincent to allow stocks to rebuild. Russell Boord, of Port Moorowie, said the extent of the damage caused by the bloom required drastic measures, and backed the request for a ban made by commercial fishers to the Senate's algal bloom inquiry committee in Ardrossan in early September.

Matt Canavan’s exposé at the recent Senate Estimates, which had the Department of Agriculture’s executives sweating in their seats, deserves wide circulation ... “There’s lots of talk about the need to increase reforestation—effectively, the conversion of agricultural land to forests ..." ... If Matt Canavan is the Senate’s zealot hunter, then Western Australia’s Senator Matthew O’Sullivan is its Maremma the Sheepdog that protects its flock ... In committee, O’Sullivan’s questioning tore open the government’s $139.8 million Sheep Industry Transition Assistance Package ...

A new koala has taken up residence at Yanchep National Park and as part of a double celebration the name of the first joey born at Yanchep National Park in 15 years has been announced. The new koala called Poppy is five-years-old and comes from Ballarat Wildlife Park.

Have you heard of the Koala Karaoke program? ... Koalas were heard at 23 per cent of sites in 2020, 32 per cent of sites in 2021, 17 per cent of sites in 2022 and 47 per cent of sites in 2023.

Guulabaa – Place of Koala, the world’s first purpose-built wild koala breeding and visitor centre, has been recognised with the Australian Good Design Award Winner accolade in the Built Environment category at the 2025 Australian Good Design Awards.

An invasive weed not seen in the Lockyer Valley for more than half a century has been detected at Forest Hill, prompting Council to issue an alert. A Lockyer Valley Regional Council contractor recently raised the alarm after stumbling upon an infestation of rubber vine in the rail reserve at Forest Hill.

Setting off at dawn October 3, the Paddle Steamer Melbourne chuffed away from Mildura's wharf; her wooden hull slicing through the Murray River's sluggish flow. It had been over a century since her birth in Koondrook, and now, under the stewardship of owner Adam Auditori, she is steaming for Echuca.

Whether the risks posed by imports from Australia's trading partners are being sufficiently assessed and addressed, whether we really need to or should import certain products at all, and whether Australia is becoming complacent, resigned, or courting disaster for political Brownie points - such questions are being asked more often. ... This last week, Australia's biosecurity around beef and banana imports was called into question by David Littleproud, Leader of The Nationals and Shadow Agriculture Minister. ARR.News sought a response from Julie Collins, the Minister for Agriculture, Fisheries and Forestry ...

Madison Eastmond. The region was in full bloom last weekend as the Riverland Rose and Garden Festival celebrations began for 2025. The 2025 program kicked off the weekend with a number of popular returning components, including the Renmark Institute floral display, Gala Dinner, and the Festival Fair.

A landmark plan to address inequities in water ownership will see the NSW Government put water back in Aboriginal peoples’ hands, strengthen their role in water management, and create new opportunities for self-determination.