Australia Climate Targets: How to Close the Gap by 2035

Meeting Australia climate targets has become an urgent ecological challenge as global heating approaches the 1.5°C threshold established under the Paris Agreement [1, 4]. What policies can prevent prolonged temperature overshoot while domestic resource extraction continues to expand? Analysis by Climate Analytics and the Potsdam Institute for Climate Impact Research indicates that avoiding catastrophic environmental consequences requires rapid structural decarbonization far beyond current federal pledges [3, 4].

Limiting Planetary Warming to Meet Australia Climate Targets

Global surface temperatures will likely breach the 1.5°C guardrail within the next five years. To measure the scale of domestic intervention required to stabilize the atmosphere, a research team led by Climate Analytics in collaboration with the Potsdam Institute for Climate Impact Research modeled comprehensive national decarbonization pathways. This analysis, released by lead author Bill Hare as an unreviewed preprint that has not yet undergone formal peer review, focuses on restricting the duration of temperature overshoot (the temporary period during which global average heating exceeds 1.5°C before declining) [3, 4]. In Environmental Research Letters, Ritchie and colleagues emphasize that exceeding 1.5°C risks triggering irreversible Earth system tipping points, including ice sheet disintegration and coral reef dieback [1].

Modeling by Climate Analytics indicates that decisive global intervention can cap peak heating at roughly 1.7°C, achieve net-zero greenhouse gas emissions during the 2060s, and lower warming back below 1.5°C by 2100 [3, 4]. Fossil fuel combustion generates over 75% of worldwide emissions. Phase-out remains essential. Australia endorsed that goal at COP28 in 2023, confirmed its intent through the Belém Declaration at COP30, and pledged cooperation during the April 2026 Santa Marta conference [4].

Delayed domestic policy multiplies these ecological hazards. Every fraction of a degree inflicts permanent destruction across vulnerable ecosystems [1, 4].

Escalating Ecological Shocks and the 2030 Emissions Gap

Australia has absorbed severe environmental shocks over the past decade. The 2019–20 Black Summer bushfires razed millions of hectares of temperate forests. Severe flooding submerged communities across Queensland and northern New South Wales following Cyclone Debbie in 2017. Marine heatwaves also caused recurrent coral bleaching across Ningaloo Reef, Scott Reef, and the Great Barrier Reef. In Weather and Climate Extremes, Lane and colleagues confirmed that anthropogenic heating drives regional rainfall extremes. These disasters mirror wider projections of extreme weather events modeled across destabilizing climate zones [2].

Pacific ocean temperatures now signal a developing El Niño pattern. Atmospheric projections suggest this Pacific cycle could push global mean warming toward 1.7°C or 1.8°C during 2027, bringing severe prolonged drought and record summer heatwaves to eastern Australia. Navigating these volatile swings requires aggressive domestic reduction targets. Hare’s modeling indicates national emissions must drop 55% below 2005 levels by 2030 to achieve Australia climate targets and protect the 1.5°C goal [3, 4]. Official policy targets a 43% cut. Current legislation barely delivers that modest benchmark [4].

Current federal trajectories leave a massive deficit by mid-century. Hare’s study projects that present policies will leave Australia entering 2050 with approximately 245 million tonnes of residual emissions requiring annual offsets. Residual pollution on this scale exceeds half of the nation’s current net emissions. Relying on unproven carbon offsets introduces systemic economic vulnerability without halting physical warming [3, 4].

Phasing Out Coal Production and Fossil Fuel Exports

Domestic power and industrial systems remain heavily reliant on hydrocarbons. Fossil fuels supply roughly 90% of primary energy in Australia and generate the vast majority of national emissions. Australia also shapes international emissions through raw commodity trade. The country ranks among the largest fossil fuel exporters worldwide, supplying coal and gas responsible for roughly 4.5% of global carbon dioxide emissions when burned abroad. Achieving genuine Paris alignment requires transforming Australia climate targets from narrow accounting exercises into supply constraints [3, 4].

Phasing out extraction requires steep structural contractions across major coal basins and gas fields. The Climate Analytics study calculates that Australian coal production must fall 80% below current levels by 2035 [3, 4]. Liquefied natural gas output must drop 25% over that same decade. Furthermore, seaborne coal exports must decline by 95% before 2040. These targets reflect physical boundaries within the global carbon budget. Ongoing extraction contradicts 1.5°C stabilization benchmarks [1, 4].

Resource producers often claim that export restrictions simply transfer market share to overseas competitors. However, international climate governance increasingly penalizes high-emission commodities, creating trade barriers that weaken the economic viability of legacy infrastructure. Without an orderly transition plan, regional mining communities face sudden disruptions as global markets shift toward clean alternatives [3, 4].

Read these too!

Extreme Weather Events May Rise by 2050 Due to Carbon Neutrality, According to New Research

24 November 2023

27 views

According to New Research, Plants Could Take in More CO2 from Human-Caused Emissions Than Previously Thought

18 November 2023

10 views

Accelerating Clean Electricity Generation and Grid Infrastructure

Decarbonizing industrial economies depends on systematically replacing fossil fuel combustion with clean electricity. In 2025, electricity satisfied roughly 25% of national energy demand in Australia. Hare’s team estimates that electricity must supply 50% of total energy demand by 2035 to meet Australia climate targets [3, 4]. Current policy projections indicate domestic electrification will reach only 33% by 2035. The joint target put forward by Australia and Turkey at COP31—reaching 35% by 2035—merely reflects existing trends rather than accelerated ambition [4].

What should Australia invest in to achieve this rapid expansion? The Australian Energy Market Operator cautions that the nation will miss its non-binding target of 82% renewable electricity by 2030 under current construction speeds. Converting that 82% ambition into a legally binding statutory target would provide immediate certainty, unlocking capital for grid transmission, battery storage, and large-scale solar arrays. Enforcing binding renewable mandates provides the regulatory clarity private investors require. With statutory mechanisms in place, Australia could reach 96% renewable electricity by 2035 [3, 4].

Reforming Safeguard Mechanism Offsets and Mining Operations

Heavy industrial facilities represent a persistent barrier to meeting Australia climate targets. The Safeguard Mechanism establishes emissions limits for large industrial sites across the country. In 2025, covered industrial pollution fell by only 2.3%, well below the 4.9% annual reduction required by government benchmarks. Data tracking 196 facilities covered continuously across 2023–24 and 2024–25 reveals their combined emissions dropped by only 0.4%. Industrial operators avoided direct equipment upgrades by purchasing unlimited carbon offsets. Studies examining how terrestrial ecosystems absorb carbon dioxide emissions confirm that offset certificates cannot substitute for genuine structural reductions in heavy industrial combustion [4].

Reforming this crediting structure is urgent. The federal government is reviewing the Safeguard Mechanism across 2026–27, creating an immediate opportunity to restrict offset reliance and mandate genuine technological abatement. The transport sector displays similar inertia. While environmental advocates call for ending sales of new petrol and diesel cars by 2035, the federal government maintains no comprehensive strategy to electrify heavy vehicle freight [4].

Mining operations present an equally urgent challenge. Unlike manufacturing sectors where emissions stabilized, mining emissions continue to expand. The Climate Analytics preprint indicates that mining emissions could reach zero by 2045 if operators replace diesel equipment with electric haul trucks and battery machinery [3, 4]. Removing the federal diesel fuel rebate would accelerate this transition by eliminating financial incentives for diesel combustion [4].

International Diplomatic Pledges Against Domestic Project Approvals

Australia’s international climate posture diverges sharply from domestic licensing practices. Phasing out fossil fuels would demonstrate regional responsibility, particularly toward Pacific island neighbors confronting sea-level rise. However, the Albanese government has approved 37 new, expanded, or extended fossil fuel extraction projects since taking office. Another 42 fossil fuel proposals remain under active evaluation in the environmental pipeline [4]. Expanding fossil extraction weakens diplomatic standing across the Pacific.

This conflicting stance introduces significant legal risks. In a 2025 advisory opinion, the International Court of Justice determined that licensing new fossil fuel extraction projects can constitute an ‘internationally wrongful act’ under international law. Australia is scheduled to lead global negotiations at COP31 in November, where ministers intend to champion multilateral transition targets. As Bill Hare concludes, advocating ambitious climate boundaries to foreign trading partners becomes diplomatically unviable while Australia continues issuing federal approvals for expanding domestic coal and gas fields. Aligning domestic energy approvals with Australia climate targets and international obligations remains the decisive test for national climate policy [3, 4].

1. ^{ACADEMIC JOURNAL} Ritchie, P. D. L., Steinert, N. J., Abrams, J. F., Alkhayuon, H., Arnscheidt, C. W., Bochow, N., Chapman, R. R., Clarke, J., Dennis, D. P., Donges, J. F., Flores, B. M., Garbe, J., Högner, A., Huntingford, C., Lenton, T. M., Lohmann, J., Lux-Gottschalk, K., Milkoreit, M., Möller, T.,. Swingedouw, D. (2026). The implications of overshooting 1.5 °C on Earth system tipping elements—a review. Environmental Research Letters, 21(4), 043001. [Article Link]
2. ^{ACADEMIC JOURNAL} Lane, T., King, A., Perkins-Kirkpatrick, S., Pitman, A., Alexander, L., Arblaster, J., Bindoff, N., Bishop, C., Black, M., Bradstock, R., Clarke, H., Gallant, A., Grose, M., Holbrook, N., Holland, G., Hope, P., Karoly, D., Raupach, T., & Ukkola, A. (2023). Attribution of extreme events to climate change in the Australian region – A review. Weather and Climate Extremes, 42, 100622. [Article Link]
3. ^PREPRINT Hare, B. (2026). Australia must double down to meet our climate targets. Our new study shows how. [Preprint]. [Article Link]
4. ^{ONLINE NEWS} Hare, B. (2026, September 13). Australia must double down to meet our climate targets. Our new study shows how. The Conversation. [Article Link]
5. ^WEBSITE The Conversation. (2026, September 11). Renewable energy and industrial infrastructure [Photograph]. The Conversation. [Article Link]