World’s climate scientists to issue stark warning over global heating threat

IPCC’s landmark report will be most comprehensive assessment yet as governments prepare for pivotal UN talks in November

The fires, floods and extreme weather seen around the world in recent months are just a foretaste of what can be expected if global heating takes hold, scientists say, as the world’s leading authority on climate change prepares to warn of an imminent and dire risk to the global climate system.

The Intergovernmental Panel on Climate Change (IPCC) will on Monday publish a landmark report, the most comprehensive assessment yet, less than three months before vital UN talks that will determine the future course of life on Earth.

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We’re on the brink of catastrophe, warns Tory climate chief

Cop26 meeting is last chance, says Alok Sharma as he backs UK’s plan for new oil and gas fields

The world will soon face “catastrophe” from climate breakdown if urgent action is not taken, the British president of vital UN climate talks has warned.

Alok Sharma, the UK minister in charge of the Cop26 talks to be held in Glasgow this November, told the Observer that the consequences of failure would be “catastrophic”: “I don’t think there’s any other word for it. You’re seeing on a daily basis what is happening across the world. Last year was the hottest on record, the last decade the hottest decade on record.”

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‘One rule for them’: Alok Sharma criticised over flights to 30 countries

Cop26 president accused of undermining climate effort after visiting 30 countries in seven months

Alok Sharma, the government minister responsible for vital UN climate talks, has been accused of undermining environmental efforts and failing to set an example after reports that he has flown to 30 countries in the past seven months.

The president of Cop26, which is being hosted in Glasgow in October and November, has visited countries including Brazil, Indonesia and Kenya since February. Despite travelling to six countries on the government’s travel “red list” he was not required to isolate, according to the Daily Mail.

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Reduce methane or face climate catastrophe, scientists warn

Exclusive: IPCC says gas, produced by farming, shale gas and oil extraction, playing ever-greater role in overheating planet

Cutting carbon dioxide is not enough to solve the climate crisis – the world must act swiftly on another powerful greenhouse gas, methane, to halt the rise in global temperatures, experts have warned.

Leading climate scientists will give their starkest warning yet – that we are rushing to the brink of climate catastrophe – in a landmark report on Monday. The Intergovernmental Panel on Climate Change will publish its sixth assessment report, a comprehensive review of the world’s knowledge of the climate crisis and how human actions are altering the planet. It will show in detail how close the world is to irreversible change.

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Cop26 president Alok Sharma flew to 30 countries in 7 months

Minister responsible for climate conference travelled mainly during winter and spring and did not isolate

The government minister responsible for this year’s UN climate change conference in Glasgow has flown to 30 countries in the past seven months, it has been reported.

Alok Sharma, who was appointed as president of Cop26 in January, has visited countries including Brazil, Indonesia and Kenya since February, according to the Daily Mail.

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Plans of four G20 states are threat to global climate pledge, warn scientists

‘Disastrous’ energy policies of China, Russia, Brazil and Australia could stoke 5C rise in temperatures if adopted by the rest of the world

A key group of leading G20 nations is committed to climate targets that would lead to disastrous global warming, scientists have warned. They say China, Russia, Brazil and Australia all have energy policies associated with 5C rises in atmospheric temperatures, a heating hike that would bring devastation to much of the planet.

The analysis, by the peer-reviewed group Paris Equity Check, raises serious worries about the prospects of key climate agreements being achieved at the Cop26 summit in Glasgow in three months. The conference – rated as one of the most important climate summits ever staged – will attempt to hammer out policies to hold global heating to 1.5C by agreeing on a global policy for ending net emissions of greenhouse gases by 2050.

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John Kerry: world leaders must step up to avoid worst impacts of climate crisis

US envoy uses landmark speech in London to make impassioned plea for unified global effort

The world still has a chance of staving off the worst impacts of climate breakdown but only if governments step up in the next few months with stronger commitments on cutting greenhouse gas emissions, the US envoy for climate change has said.

John Kerry, appointed by Joe Biden to spearhead the US’s international efforts to tackle the crisis, urged all large economies to come forward with new plans to cut emissions before the Cop26 UN climate talks in Glasgow this November.

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Politicians from across world call for ‘global green deal’ to tackle climate crisis

New alliance urges governments to work together to deliver a just transition to a green economy

People around the world need a “global green deal” that would tackle the climate crisis and restore the natural world as we recover from the Covid-19 pandemic, a group of politicians from the UK, Europe and developing countries has said.

The Global Alliance for a Green New Deal is inviting politicians from legislatures in all countries to work together on policies that would deliver a just transition to a green economy ahead of Cop26 UN climate talks in Glasgow this November.

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The Guardian view on the heat dome: burning through the models | Editorial

Politicians must respond to the latest warnings that climate science has underestimated risks

Last week’s shockingly high temperatures in the northwestern US and Canada were – and are – very frightening. Heat and the fires it caused killed hundreds of people, and are estimated to have killed a billion sea creatures. Daily temperature records were smashed by more than 5C (9F) in some places. In Lytton, British Columbia, the heat reached 49.6C (121F). The wildfires that consumed the town produced their own thunderstorms, alongside thousands of lightning strikes.

An initial study shows human activity made this heat dome – in which a ridge of high pressure acts as a lid preventing warm air from escaping – at least 150 times more likely. The World Weather Attribution Group of scientists, who use computer climate models to assess global heating trends and extreme weather, have warned that last week exceeded even their worst-case scenarios. While it has long been recognised that the climate system has thresholds or tipping points beyond which humans stand to lose control of what happens, scientists did not hide their alarm that an usually cool part of the Pacific northwest had been turned into a furnace. One climatologist said the prospect opened up by the heat dome “blows my mind”.

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Five Asian countries account for 80% of new coal power investment

China, India, Indonesia, Japan and Vietnam plan to build more than 600 coal power units

Five Asian countries are jeopardising global climate ambitions by investing in 80% of the world’s planned new coal plants, according to a report.

Carbon Tracker, a financial thinktank, has found that China, India, Indonesia, Japan and Vietnam plan to build more than 600 coal power units, even though renewable energy is cheaper than most new coal plants.

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Cloud spraying and hurricane slaying: could geoengineering fix the climate crisis?

Around the world, dozens of ingenious projects are trying to ‘trick’ the ocean into absorbing more CO2. But critics warn of unforeseen consequences

Tom Green has a plan to tackle climate change. The British biologist and director of the charity Project Vesta wants to turn a trillion tonnes of CO2 into rock, and sink it to the bottom of the sea.

Green admits the idea is “audacious”. It would involve locking away atmospheric carbon by dropping pea-coloured sand into the ocean. The sand is made of ground olivine – an abundant volcanic rock, known to jewellers as peridot – and, if Green’s calculations are correct, depositing it offshore on 2% of the world’s coastlines would capture 100% of total global annual carbon emissions.

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Boris Johnson doesn’t quite get his big moment in the Cornish sunshine

Analysis: an unseemly spat over Brexit derailed the UK prime minister’s chance to impress on the global stage

Delivering his closing press conference in the Carbis Bay hotel on Sunday, pale golden sand and azure sea visible behind him, Boris Johnson sought to play down the unseemly diplomatic spat that had marred his moment on the world stage.

“Actually, what happened at this summit was that there was a colossal amount of work on subjects that had absolutely nothing to do with Brexit,” he insisted.

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G7 leaders face make-or-break moment in climate crisis

Analysis: message in Cornwall is clear – leaders must act now or go down in history as the ones who threw away last-ditch chance

Global leaders arriving in Cornwall for the G7 summit have already found themselves in a changed world: masks and social distancing have replaced the usual hugs, handshakes and cheek-pecking, the entourages have slimmed down, and the usual media circus has been muted, with protesters having to content themselves with writing sand messages on the beach.

Boris Johnson has faced ridicule and accusations of hypocrisy for travelling to Carbis Bay by private jet. Some of the other leaders have been more concerned about the extent to which quarantine rules apply to them.

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Climate crisis to shrink G7 economies twice as much as Covid-19, says research

G7 countries will lose $5tn a year by 2050 if temperatures rise by 2.6C

The economies of rich countries will shrink by twice as much as they did in the Covid-19 crisis if they fail to tackle rising greenhouse gas emissions, according to research.

The G7 countries – the world’s biggest industrialised economies – will lose 8.5% of GDP a year, or nearly $5tn wiped off their economies, within 30 years if temperatures rise by 2.6C, as they are likely to on the basis of government pledges and policies around the world, according to research from Oxfam and the Swiss Re Institute.

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Share vaccines or climate deal will fail, rich countries are told

Call for ‘solidarity’ in Covid fight as Boris Johnson calls on world leaders to help vaccinate global population by end of 2022

Progress on climate change could be scuppered by developing nations if they are not given equitable access to vaccines, Boris Johnson has been warned, as rich nations come under new pressure to donate more doses.

Figures compiled by the Observer show that the wealthiest nations, including the UK, have enough vaccines to inoculate their populations more than twice over.

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Richest nations agree to end support for coal production overseas

G7 countries reaffirm commitment to limit global heating to 1.5C after nearly two days of wrangling

The world’s richest nations have agreed to end their financial support for coal development overseas, in a major step towards phasing out the dirtiest fossil fuel.

After nearly two days of wrangling at a meeting of the G7 environment and energy ministers, hosted virtually by the UK on Thursday and Friday, all reaffirmed their commitment to limiting global heating to 1.5C, and committed to phasing out coal and fully decarbonising their energy sectors in the 2030s.

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Half of emissions cuts will come from future tech, says John Kerry

US climate envoy says people will not have to give up quality of life to achieve some of net zero goals

The US climate envoy, John Kerry, has said 50% of the carbon reductions needed to get to net zero will come from technologies that have not yet been invented, and said people “don’t have to give up a quality of life” in order to cut emissions.

He said Americans would “not necessarily” have to eat less meat, because of research being done into the way cattle are herded and fed in order to reduce methane emissions.

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Third of global food production at risk from climate crisis

Food-growing areas will see drastic changes to rainfall and temperatures if global heating continues at current rate

A third of global food production will be at risk by the end of the century if greenhouse gas emissions continue to rise at their current rate, new research suggests.

Many of the world’s most important food-growing areas will see temperatures increase and rainfall patterns alter drastically if temperatures rise by about 3.7C, the forecast increase if emissions stay high.

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UK to slash funding for overseas water and sanitation projects by 80%

Scale of aid cut emerges in leaked FCDO memo, prompting experts to describe it as ‘a national shame’

The UK is to slash funding for lifesaving water, sanitation and hygiene projects in developing nations by more than 80%, according to a leaked memo.

The cuts have been described as “savage”, “incredible” and “a national shame” by experts highlighting that sanitation and handwashing is a key line of defence during the coronavirus pandemic. The reduction to the bilateral aid budget was revealed as details emerged of cuts in the foreign aid budget.

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Global alliance for phasing out coal not fit for purpose, says NGO

Powering Past Coal Alliance accused of failing to follow up on pledges as many countries expand use of coal

An attempt by the UK government to encourage countries and businesses around the world to quit coal for power generation is failing to make an impact, and in danger of being used as “greenwash”, an assessment has found.

The Powering Past Coal Alliance, led by the UK and Canada, with 111 members including 24 governments, local governments and businesses, is a key plank of Boris Johnson’s strategy for vital UN climate talks to be hosted in Glasgow in November.

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