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Climate Science

Reports
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Analysis
Collision Course
With the planet already effectively at 1.5°C of warming, and no sign of emissions peaking, the world is now on a dangerous trajectory toward 3°C.
Solar Reflection Climate Science Climate Extremes Ice Melt Policymaking Tipping Points
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Analysis
Climate Dominoes
Earth’s systems are showing significant signs of tipping into irreversible change.
Climate Science Impacts Scientific Reticence Sea Levels Tipping Points Ecosystem Collapse
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Analysis
Degrees of Risk
Financial systems risk collapse as climate models ignore cascading impacts of 3°C warming and systemic instability.
Economics Finance Climate Science Risk Analysis Future Warming
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Analysis
Climate Reality Check
Warming beyond 1.5°C is imminent; only emergency-scale action can prevent catastrophic, irreversible, self-reinforcing climate impacts this century.
Decarbonisation Drawdown Solar Reflection Adaptation Climate Science Future Warming
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Analysis
What Lies Beneath
Mainstream climate assessments downplay extreme risks—this report calls for urgent, large-scale, emergency-level climate action.
Climate Science Risk Analysis Scientific Reticence Ice Melt Policymaking Tipping Points
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Analysis
Recount
The 2°C limit is dangerously inadequate; irreversible tipping points are already triggered, leaving no carbon budget to prevent catastrophic impacts.
Climate Science Goals & Targets Risk Analysis Advocacy
Papers
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Analysis
Warming has Reached 1.5°C
Global warming has hit 1.5°C, but that is not safe. What does that mean for climate advocacy?
Solar Reflection Climate Science Impacts Future Warming Ice Melt Advocacy Targets
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Analysis
Is Scientific Reticence Hindering Climate Understanding?
Climate impacts are happening faster than predicted, yet scientific caution and underestimation of risks are slowing public understanding and policymaking.
Climate Science Risk Analysis Scientific Reticence Politics Policymaking
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Analysis
Net Zero 2050: A Dangerous Illusion
Net zero 2050 plans risk locking in fossil fuel use for many decades, leading to dangerous warming and economic instability.
Economics Climate Science Targets Policymaking
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Analysis
Carbon Budgets For 1.5 & 2°C
Current carbon budgets underestimate warming by ignoring feedbacks and risky assumptions about climate system behavior.
Climate Science Risk Analysis Targets Policymaking
Articles
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Insights
A Perfect Recipe for Food Insecurity
When global events collide, the consequences may be unprecedented
Climate Science Climate Extremes Future Warming Food & Water
TOPSHOT - This picture taken on December 4, 2019 shows a passenger aircraft flying across the setting sun in Sydney, as smoke haze continues to hang over the city with more than 50 bushfires still burning across New South Wales. - Australian authorities on December 5 said the toxic smoke that has enshrouded Sydney for much of November is unprecedented, as residents donned masks and cranked air conditioners in the hope of respite. (Photo by Saeed KHAN / AFP) (Photo by SAEED KHAN/AFP via Getty Images)
Insights
Dodging Climate Breakdown, Really?
Media headlines say worst-case warming is fading. Evidence suggests dangerous heating remains.
Climate Science Climate Extremes Future Warming Tipping Points
CANBERRA, AUSTRALIA - MAY 13: Australian Treasurer Jim Chalmers addresses the National Press Club in The Great Hall on May 13, 2026 in Canberra, Australia. The Labor government’s 2026-27 Federal Budget handed down on May 12, 2026 focuses on cost-of-living relief, housing affordability, and defence spending, as Treasurer Jim Chalmers faces pressure to deliver economic stability ahead of a federal election cycle. (Photo by Hilary Wardhaugh/Getty Images)
Insights
Budgeting For Denial
Australia’s budget ignores escalating climate risks, deepening future national vulnerability.
Economics Climate Science Climate Extremes Politics Policymaking
CENTRAL COAST, AUSTRALIA - JULY 27: Homes along Ocean View Drive in Wamberal come under new threat from large waves driven by an East Coast low on July 27, 2020 in Central Coast, Australia. Beachfront homes along the NSW Central Coast are at risk of collapse due to beach erosion after huge swells hit the state's beaches in recent weeks. (Photo by Brook Mitchell/Getty Images)
Insights
60-Metre Sea Rise Predicted
Current CO2 levels could cause a 60-meter sea-level rise, with devastating impacts and urgent climate action needed.
Climate Science Sea Levels Ice Melt Tipping Points
Popular SYDNEY, AUSTRALIA - NOVEMBER 27: The sun rises over Bondi Beach on November 27, 2024 in Sydney, Australia. Australians are at risk of enduring rolling blackouts this week, amid a heatwave sweeping through NSW and unexpected coal outages across the state. A severe heatwave warning has been issued by the Bureau of Meteorology for parts of eastern NSW over the next few days – with the mercury tipped to soar into the high 30s in some regions. Some areas reached a maximum temperature of 37C on Monday, with Richmond and Perth in Sydney's west also clocking in at 35C. (Photo by Brook Mitchell/Getty Images)
Insights
1.5°C is Here & Now
Global temperatures have likely reached 1.5°C, with accelerating warming driven by rising CO2 levels.
Climate Science Climate Extremes Future Warming Tipping Points
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Insights
Another Year, Another Record
2024 broke temperature records amid deadly climate disasters, failing policies, and accelerating risks from ocean and tech impacts.
Economics Climate Science Impacts Policymaking
TOPSHOT - A firefighter conducts back-burning measures to secure residential areas from encroaching bushfires in the Central Coast, some 90-110 kilometres north of Sydney on December 10, 2019. Toxic haze blanketed Sydney on December 10 triggering a chorus of smoke alarms to ring across the city, as Australians braced for "severe" weather conditions expected to fuel deadly bush blazes. (Photo by Saeed KHAN / AFP) (Photo by SAEED KHAN/AFP via Getty Images)
Insights
Climate’s Latest Scorching Reality
2023 was a year of unprecedented heat, drought, and disaster.
Climate Science Climate Extremes Future Warming Ecosystem Collapse
TOPSHOT - A photo shows flood damages in the Windsor and Pitt Town areas along the Hawkesbury River area of Greater Sydney on March 24, 2021. (Photo by LUKAS COCH / POOL / AFP via Getty Images)
Insights
Going Under Despite the Warnings
High-end possibilities create the greatest damage, so why don't we understand them?
Climate Science Risk Analysis Tipping Points
HORSHAM, AUSTRALIA - JANUARY 18: Local Horsham kids navigate through a flooded street on January 18, 2011 in Horsham, Australia. Residents and emergency crews sandbagged properties and evacuations were ordered in the town in preparation for the worst flooding in over 200 years. A relief centre has been set-up in at Horsham Town Hall and emergency crews are on-site as the Wimmera River water level continues to rise. (Photo by Richard Kendall/Getty Images)
Insights
Faster Than Forecast
Climate policy is failing to address rapid warming, risking extreme impacts and societal collapse.
Climate Science Future Warming Tipping Points
Popular AUSTRALIA - SEPTEMBER 03: A load of coal is loaded onto a ship berthed at the Port of Newcastle in Australia, on Monday, Sept. 3, 2007. Coal prices rose to a record for a third straight week at Australia's Newcastle port, a benchmark for Asia, as snowstorms in China cut exports, adding to supply disruptions in Australia and South Africa. (Photo by Andy Shaw/Bloomberg via Getty Images)
Insights
The Net-Zero Myth
Leading economists warn net-zero scenarios are based on flawed models unfit for guiding urgent, risk-aware climate policy.
Economics Climate Science Policymaking
Popular BUNDABERG, AUSTRALIA - JANUARY 29: A man comforts his daughter on their roof as they inspect damage to their neighbourhood as parts of southern Queensland experiences record flooding in the wake of Tropical Cyclone Oswald on January 29, 2013 in Bundaberg, Australia.Four deaths have been confirmed and thousands have been evacuated in Bundaberg as the city faces it's worst flood disaster in history. Rescue and evacuation missions continue today as emergency services prepare to move patients from Bundaberg Hospital to Brisbane amid fears the hospital could lose power. (Photo by Chris Hyde/Getty Images)
Insights
Stranded by a Warming World
The Paris target is unsafe as major climate tipping points accelerate, demanding urgent global action.
Climate Science Sea Levels Ice Melt Tipping Points Ecosystem Collapse
Podcasts
UK Podcast—8-100
Insights
2025 in Climate Review
AMOC instability, the risks of overshoot, and Emergency Briefings.
Drawdown Solar Reflection Climate Science Future Warming Tipping Points
Listen
USA Podcast—5-100
Insights
Facing the World at 3°C
The catastrophic risks of a 3°C world and the urgent need for honest climate risk assessment and decisive leadership.
Decarbonisation Climate Science Risk Analysis Future Warming Politics Tipping Points Food & Water
Listen
USA Podcast—6-100
Insights
The Worst Outcome of Systematic Collapse
Exploring climate tipping points, 1.5°C, and why high-end risks must guide policy and security planning.
Climate Science Goals & Targets Impacts Future Warming Human Security
Listen
Projects
Latest Stock close-up photograph of a young Asian woman, pointing at, and learning from, global data displayed on a large computer monitor.
Advocacy
Climate Science Imperatives Project
Understanding the Climate Challenge and the Conditions for Safety
Climate Science Risk Analysis Impacts
Press
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Media
Is scientific reticence hindering climate understanding?
Scientific reticence is understating climate dangers, weakening public understanding and slowing responses proportionate to the threat.
12 March 2025
Climate Science Risk Analysis Impacts Climate Extremes
Contributors
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Adrian Hindes

Earth Systems Analyst and Researcher

Studies SRM, CDR, tipping points, risks, ethics, governance and impacts.

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David King

Climate Policy Analyst and Scientific Advisor

Former chief scientist advising governments on emissions, innovation and global climate governance.

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David Spratt

Research Director and Climate Analyst

Author examining existential threats, policy failures and urgent mitigation requirements globally.

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Hans Joachim Schellnhuber

Climate Physicist and Policy Advisor

Leading scientist modelling Earth systems, tipping points and planetary boundaries and informing policy.

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