Climate science
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Sep 2026
RCP8.5: What retiring a ‘worst-case’ scenario means for climate science and policy
Climate policy and advances in renewables mean RCP8.5 – a highest-emissions scenario – is no longer plausible, but science shows that ambitious action is still needed to avoid 'worst-case' impacts.
Apr 2026
Are we heading towards a Super El Niño in 2026?
Many countries are already experiencing the impacts of climate change, including droughts, floods and heatwaves, and El Niño is likely to make them worse.
Oct 2025
Temperature overshoot and tipping points
As the earth approaches 1.5°C of warming, every fraction of a degree counts. Concerted efforts are needed to cut emissions and steer the Earth away from climate tipping points.
Apr 2025
Hope and hype | Standard setters | Land fights
2025 opened with bold headlines on the scale and profitability of carbon dioxide removal, with the New York Times dubbing it “the new climate gold rush”; this month examines how the market’s growth stacks up against the hype.
Nov 2024
Net-zero progress overblown by inconsistencies in land carbon accounting
The potential for land carbon sequestration is overestimated in NDCs and scientific models, making commitments unrealistic and endangering the Paris Agreement goals.
Oct 2024
Climate change is driving natural systems beyond their limits
Extreme weather events occurring under climate change exacerbate their impacts on humans and natural systems.