Climate change: UN calls for radical changes to stem warming

The BBC's Matt McGrath describes a review of action on climate since the Paris agreement calling for an end to fossil fuels without carbon capture.


In a nutshell:

In the first global review since the 2015 Paris agreement, a UN report calls for radical decarbonization efforts to combat climate change. While acknowledging progress, it emphasizes the need to rapidly phase out fossil fuels without carbon capture, expand renewable energy sources, halt deforestation by 2030 and transition to electric vehicles. The report stresses that system transformation is essential, impacting energy production, transportation, work and food production. It also calls for increased financing to meet climate goals and is expected to influence discussions at the upcoming COP28 global climate talks in Dubai.

Key quote:

The report states: "Either we transform society in a way that avoids the worst of climate change, or climate change will transform society for us, in ways that are difficult to foresee but likely not to be very pleasant."

The big picture:

Unchecked fossil fuel emissions pose substantial health risks due to their role in driving climate change and its associated health impacts. The combustion of oil, gas and coal releases carbon dioxide, a major contributor to climate change. Elevated CO2 levels can lead to rising global temperatures, exacerbating heat-related illnesses and causing more frequent and severe heatwaves. The resulting climate changes can disrupt ecosystems, affecting air and water quality and potentially increasing the prevalence of respiratory diseases and other health issues.

Read the story at the BBC.

Learn more: In 2021, more than 500 environmental and community groups called on US and Canadian leaders to abandon efforts to capture carbon emissions from fossil fuels and work harder to curb fossil fuel use in the first place.

Climate change is accelerating health threats worldwide

Climate change is accelerating health threats worldwide

The Lancet Countdown - established in 2016 to annually assess the effects of climate change on health - released a ten year report and accompanying editorial.


In short:

  • For the first time, the report quantifies heat-related deaths attributable to climate change, estimated at about 370,000 a year. The past 11 years have been the hottest ever recorded.
  • The report examined 54 indicators of climate change-driven health impacts and found that many health threats had increased or accelerated over the past decade.
  • Populations least responsible for climate change are experiencing the highest impacts.


Key quote:

“Over the past 10 years, a strong evidence-based case has been made that responding to climate change could be the greatest health opportunity of the 21st century.”



Why this matters:

The report points out how fossil fuel interests are blocking progress on climate change. It tracks not only heat-related deaths, as mentioned above, but also other climate related effects on health caused by floods, landslides, droughts, viruses, and more. It also tracks improvements, for example, estimating that the transition to clean energy prevented 400,000 deaths in 2023 just through improved indoor air quality. Health professionals are trusted sources of information and can speak for policy change and action for a healthier future.


Related EHN coverage:


More resources: The Lancet Countdown on health and climate change


Source:

Romanello, Marina et al. (2026), The 2026 report of the Lancet Countdown on health and climate change: a decade of escalating health harms and a decisive moment for all. The Lancet.

Related editorial, Climate change and health: 10 years on, what next? The Lancet.

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