Category: Δ27 Variable 3 – Atmospheric CO₂e concentration (CO₂ + CH₄ + N₂O)
Climate Signals (58) Δ27 Variable 2 – Global mean surface temperature anomaly (2) Δ27 Variable 3 – Atmospheric CO₂e concentration (CO₂ + CH₄ + N₂O) (6) Δ27 Variable 5 – Marine heatwaves (14) Δ27 Variable 6-Marine biomass & deoxygenation (3) Δ27 Variable 7 – Greenland Ice Sheet stability (3) Δ27 Variable 8_West Antarctic Ice Sheet stability (4) Δ27 Variable 9-Arctic sea ice extent/thickness (6) Δ27 Variable 10 – Permafrost thaw & carbon emissions (1) Δ27 Variable 12 – Boreal biome shift (net) (1) Δ27 Variable 13 – Freshwater stress & groundwater depletion (2) Δ27 Variable 14-AMOC strength (3) Δ27 Variable 15-Monsoon systems stability (3) Δ27 Variable 16-Wildfire burned area / fire weather index (2) Δ27 Variable 17 – Global staple crop yields & stocks-to-use (3) Δ27 Variable 20 – Energy system reliability & EROEI / grid stability (2) Δ27 Variable 22 Insurance retreat & financial climate risk (1) Δ27 Variable 23 – Extreme-heat exposure (wet-bulb population-days) (3) Δ27 Variable 24 – Public-health capacity incl. AMR & pandemic emergence (1) Δ27 Variable 25 – Mass displacement (forced migration volume) (1) Δ27 Variable 27 – Epistemic resilience (mis/disinformation & media capture) (4) ⚙️ Energy, Infrastructure & Material Flow (3) 🌊 Oceanic Equilibrium & Acidification (17) 🌍 Atmospheric Forcing & Planetary Energy Balance (8) 🌪 Atmospheric Circulation & Regional Climate Stability (8) 🌱 Carbon & Hydrological Feedback Loops (3) 🌾 Food, Water & Resource Security (4) 🧊 Cryosphere Integrity & Sea-Level Commitment (8) 🧠 Knowledge Integrity & Governance Resilience (4) 🧬 Human Stability & Adaptive Capacity (5)
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Why land-use emissions have fallen by a third this century – in six charts
Print article Share Emissions from land-use change – including deforestation, loss of peatland and forest degradation – have been falling over the course of…
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Guest post: Why tough methane cuts are crucial for keeping warming ‘well-below’ 2C
Print article Share Methane is a powerful greenhouse gas and the second-largest contributor to global warming after carbon dioxide (CO2). Methane traps heat in…
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Explainer: The CMIP7 emissions scenarios – and how they explore future climate change
Print article Share Every six to seven years, climate modelling groups around the world run a coordinated set of simulations that explore how the…
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Q&A: What is in China’s new five-year plan for climate change?
Print article Share China has released a five-year plan dedicated to addressing climate change. The 15th five-year plan for a national response to climate…
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Analysis: Weaker EV targets could cost UK consumers £3bn a year by 2030
Print article Share An upcoming UK government consultation on weakening targets for electric vehicles (EVs) could cost consumers as much as £3bn a year…
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Q&A: What does China’s 15th five-year plan for coal mean for climate action?
Print article Share China has published a new five-year plan for coal, the latest in a slew of important policy documents for the country’s…
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