UN climate chief urges greater scrutiny of AI’s energy impact
UN Climate Change executive secretary Simon Stiell has called for greater action from the tech sector in addressing the environmental…
Simon Stiell
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UN unveils new Work Programme outlining measures to accelerate climate action
The UN Climate Change High-Level Champions and the Marrakech Partnership for Global Climate Action have unveiled their 2026 Work Programme,…
UN Climate Change chief: climate alarm is ‘blaring’ amid continued wildfires
With wildfires continuing to wreak havoc across France, Spain and other parts of Europe, UN Climate Change executive secretary Simon…
Renewable electricity generation recorded its ‘fastest growth ever’ in 2024
Renewable electricity generation recorded its fastest growth to date in 2024, increasing by 9.8%, compared to 1.4% for non-renewable generation,…
Continuing to support fossil fuels will bring inflation and economic instability, says Stiell
A continued dependancy on fossil fuels means “continuing to import inflation and economic instability, while exporting energy security, sovereignty and…
COP31 will need to demonstrate that multilateralism remains resilient, says UNFCC chief
COP31, which is taking place in Antalya, Türkiye, in November, must demonstrate that multilateral climate cooperation remains strong, despite geopolitical…
![[Photo: Simon Stiell at the 2026 Green Growth Summit, © Michael Chia]](https://sustainabilityonline.net/wp-content/uploads/2026/05/55156266128_79cd8256de_k-600x400.jpg?crop=1 "‘An immense irony’ – fossil fuel proponents supercharging the renewables boom")
‘An immense irony’ – fossil fuel proponents supercharging the renewables boom
The growing fossil fuel cost crisis has led to what UN Climate Change executive secretary Simon Stiell has described as…
Clean energy the antidote to fossil fuel ‘cost chaos’, says UN Climate Change chief
Investment in clean energy can be the antidote to the “cost chaos” of fossil fuels, United Nations Climate Change executive…
Fossil fuel dependency is ‘ripping away national security and sovereignty’, says UN climate chief
UN Climate Change executive secretary Simon Stiell has told an event in Brussels that fossil fuel dependency is “ripping away…
“The climate crisis won’t pause for geopolitics…” What they said – voices from COP30
COP30 has come to an end in Belém, with progress made on adaptation finance, however the failure to agree on…