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What Do EROIs Measure? Implications for Energy Transition Assessment
new Abstract: Multiple formulations of the Energy Return on Investment (EROI) coexist in the literature, differing mainly in their treatment of self-consumption and external direct energy inputs. This article shows that these differences are not merely conventional: they determine whether EROI measures the net energy surplus available to society or the internal conversion efficiency of the production process. By benchmarking three established formulations against theoretical limit cases, we...
Live: David Pocock demands Labor ensures 'fair return' from AI data centres
live Federal politics live: David Pocock demands Labor ensures 'fair return' from AI data centres Independent senator David Pocock says the government needs to ensure a "fair return" for investment in artificial intelligence data centres. Follow all the updates in our live blog. Submit a comment or question Live updates Tue 9 Jun 2026 at 7:23am Thistlethwaite says Coalition, One Nation are defending status quo on taxes Matt Thistlethwaite says the Coalition and One Nation are defending the...
As Indonesia tightens spending, Prabowo's travel-heavy diplomacy comes under scrutiny
analysis Asia As Indonesia tightens spending, Prabowo's travel-heavy diplomacy comes under scrutiny Critics question whether Indonesia President Prabowo Subianto’s overseas trips are producing measurable economic and political returns at a time when the administration is championing spending cuts and budget efficiency at home. SINGAPORE/JAKARTA: Indonesian President Prabowo Subianto's latest and fourth trip to France in late May has reignited public scrutiny over his travels, particularly...
UN calculates nation-sized environmental footprints for AI and data centers
UN calculates nation-sized environmental footprints for AI and data centers Andrew Zinin Lead Editor The environmental footprint of data centers already rivals some of the world's largest countries, according to a United Nations University report, which also predicts their water and energy use and pollution will double in just four years as use of artificial intelligence grows. Last year, global data centers used 448 trillion watt-hours of electricity, more than all but 10 countries of the...
Be less polite: How to cut your AI impact as UN report reveals data centre energy use rivals nations
"That extra ‘please’ you put there can make a huge difference,” says one of the report's authors. The environmental footprint of data centres already rivals some of the world's largest countries, according to a United Nations University report released on 3 June. Their water use, energy use and pollution is predicted to double in just four years as use of artificial intelligence grows.
The rise of beta moms: Why modern mothers are choosing calm over control
The world revolves around this word. It’s not really just a word though, is it? From Deewar’s famous dialogue: “Mere paas Maa hai” to the psychology of Sigmund Freud, mothers don’t just run the world; the world depends on them.
Plug-in solar is soaring across Europe – but is it better than traditional rooftop panels?
Solar is helping rescue Europeans from the soaring cost of fossil fuels, but experts warn that energy bills may still increase due to the ‘rebound’ effect. Solar has been described as a “shining star” in Europe’s clean energy transition, cushioning households from volatile fossil fuel shocks. Amid the war on Iran, which has sent oil and gas prices skyrocketing, Europeans have been scrambling to gain energy independence.
Why China is buying less Iranian oil - explained in charts
The Strait of Hormuz, just 29 nautical miles (54 km) wide at narrowest point may be one of the world's most critical oil chokepoints. But as disruptions rattles the waterway, an unexpected trend is emerging, as China which is Iran's biggest oil customer is buying significantly less crude. While Beijing continues to rely on Tehran for discounted oil, weaker domestic demand, refinery cutbacks, record stockpiles and the rapid rise of electric vehicles have reduced its need for fresh imports.
Oil rises, stocks slip on fragile Mideast peace hopes
Oil rises, stocks slip on fragile Mideast peace hopes NEW YORK: Oil prices rose on Wednesday (Jun 3), edging closer to US$100 a barrel while stocks fell as further attacks between the United States and Iran dented hopes of an imminent peace deal. Wall Street indexes tumbled and European stocks were mostly in the red, following a mixed showing in Asia.
Uncle Sam considers buying a seat on the Titanic
The US government is reportedly weighing whether to take a financial stake in AI companies, which looks a bit like negotiating for a seat on the Titanic. Neither OpenAI nor Anthropic, the marquee brands in US AI, are profitable yet. While Anthropic may be nearer to that point if its accounting survives scrutiny, OpenAI's $1.4 trillion in financial commitments over the next eight years have been interpreted as a red flag for investors.