Jaana Dielenberg

(She/her)
Controversy over land clearing at the Lee Point (Binybara) housing development site, near Darwin, highlights the urgent need for environmental law reform. Euan Ritchie

Labor’s dumping of Australia’s new nature laws means the environment is shaping as a key 2025 election issue

Hopes for environmental law reform during the current term of federal government have been dashed, so what lies ahead for ‘nature positive’ next term?
The barred galaxias is already extinct across 95% of its former streams due to trout, bushfires and droughts. Steven Kuiter

Troubled waters: how to stop Australia’s freshwater fish species from going extinct

New research reveals a third of Australia’s freshwater fishes are at risk of extinction. That means 35 species should be added to the national list of 63 threatened species, bringing the total to 98.
Kiwirrkurra Traditional Owner Yukultji Napangati sharing tracking knowledge with ecologist Rachel Paltridge. Nicolas Rakotopare

Reading desert sands – Indigenous wildlife tracking skills underpin vast monitoring project

Footprints, droppings, diggings and other signs left behind by animals reveal a lot to a skilled observer. Indigenous knowledge feeds into one of Australia’s largest wildlife monitoring endeavours.
NSW government/AAP

‘Too small and carefree’: endangered animals released into the wild may lack the match‑fitness to evade predators

Woylies bred in wildlife havens were smaller and less flighty than their counterparts in the wild. This could jeopardise the success of repopulation programs.
Cedric VT/Unsplash

Herding cats: councils’ efforts to protect wildlife from roaming pets are hampered by state laws

One-third of local councils have rules to stop pet cats roaming because of their major impacts on wildlife. More councils want to get on board but many are hampered by state laws.
Photo: Jaana Dielenberg

Climate change threatens up to 100% of trees in Australian cities, and most urban species worldwide

Urban plantings are part of the solution to living in warmer cities, but most tree and shrub species in the world’s cities will struggle too. The impacts on liveability could be huge.
Los árboles proporcionan un enfriamiento que puede reducir las altas temperaturas en las ciudades. Jorge Fernández Salas / Unsplash

El cambio climático amenaza la supervivencia de los árboles urbanos en todo el mundo

Las plantaciones urbanas son parte de la solución para mitigar el calor, pero la mayoría de las especies de árboles y arbustos de las ciudades del mundo tendrán problemas para adaptarse a condiciones extremas.
Une des nombreuses allées arborées du cimetière du Père Lachaise, bordée de marronniers. En 2050, cette espèce sera à risque dans les villes de Paris, Lyon, Bordeaux et Montpellier. Akvile Jureviciute Lenoir

Climat : d’ici 2050, 71% des espèces d’arbres en situation de risque à Paris, Bordeaux, Montpellier, Grenoble et Lyon

Si les arbres jouent un rôle de bouclier thermique en ville, ils sont aussi les premiers menacés par les conséquences des changements climatiques, souligne une nouvelle étude conduite dans 78 pays.
Spotted tree frog. Michael Williams/Its A Wildlife Photography

We name the 26 Australian frogs at greatest risk of extinction by 2040 — and how to save them

We’ve identified three frog species very likely to already be extinct. Another four species on our list are still surviving, but not likely to make it to 2040 without help.
Caley’s grevillea (Grevillea caleyi) occurs in Sydney. It needs fire to germinate but burns are hard to carry out near urban areas. Tony Auld

The 50 beautiful Australian plants at greatest risk of extinction — and how to save them

Many threatened plant species aren’t being targeted for conservation. Identifying which are closest to being lost forever is the first step to protect them.
The bulloak jewel (Hypochrysops piceatus) Michael Braby

Next time you see a butterfly, treasure the memory: scientists raise alarm on these 26 species

There’s still a very good chance of recovery for most of these species, but only with new targeted conservation effort.

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