Key Takeaways
- UN chief warns nations lack resources for climate adaptation and clean energy transition
- 1.5°C temperature overshoot is now inevitable by early 2030s with dramatic consequences
- Current climate commitments put world on path to exceed 2°C warming
- Urgent call for $1.3 trillion annual climate finance for developing nations
UN Secretary-General António Guterres has issued a stark warning that nations are being starved of resources needed to adapt to climate change, with people losing faith in their leaders’ ability to act. Speaking ahead of the UN Climate Conference in Belem, Brazil, he emphasized that COP30 must “ignite a decade of acceleration and delivery.”
Inevitable Temperature Overshoot
Guterres confirmed that science now shows a temporary overshoot of the 1.5°C limit is inevitable by the early 2030s. “We need a paradigm shift to limit the magnitude and duration of this overshoot,” he stated, warning that even temporary overshoot could push ecosystems past tipping points and expose billions to unliveable conditions.
Every fraction of a degree of warming means more hunger, displacement and loss, particularly for communities least responsible for the crisis. The UN chief called this situation “moral failure and deadly negligence.”
Inadequate Climate Commitments
The newly submitted national climate plans still fall short of what’s needed, Guterres noted. Even if fully implemented, they would put the world on a pathway well above 2°C of global warming. Meanwhile, the climate crisis accelerates with record-breaking wildfires, deadly floods, and superstorms shattering lives and economies.
Emissions reached another record high in 2024 according to World Meteorological Organization reports, with the 1.5°C limit remaining a “red line for humanity.”
Fossil Fuel Transition and Finance
Guterres reiterated his consistent advocacy against new coal plants and fossil fuel expansion, urging countries to turn their COP28 commitment to transition away from fossil fuels into concrete action.
He stressed the need to support low- and middle-income countries dependent on fossil fuels, dismantle structural barriers, and provide conditions for developing nations to exceed their climate commitments.
The UN chief called for a clear path to deliver the $1.3 trillion annual climate finance for developing countries by 2075, as agreed at COP29 in Baku. He concluded that there’s no longer time for negotiations but only for implementation.



