Science

My dad, who retires today, changed how we think about climate change

Climate scientist Chris Hope has worked on climate policy since its earliest years, on the day of his retirement, his son Mat finally asks him what the Page model actually is

Ecosystems across Australia are collapsing under climate change

The Great Barrier Reef has become a notorious victim of climate change. But it is not the only Australian ecosystem on the brink of collapse

Cape Town ‘Day Zero’ drought odds tripled by climate change

Such a dry spell would once have only occurred only once every 300 years. Now it is a once-a-century event and will get even more frequent with further global warming

My baby can’t sleep from the heat, why aren’t we talking about climate change?

As heatwaves hit northern countries, there has been a deeply worrying silence about the likely key driver, says Climate Outreach’s Jamie Clarke

Warming of 2C ‘substantially’ more harmful than 1.5C – draft UN report

Latest version of major UN science report concludes the upper temperature goal of the Paris Agreement does not represent a climate safe zone

Leaked final government draft of UN 1.5C climate report – annotated

A draft summary of the most important climate science report of 2018, published here annotated with changes from the previous version

Graphics of Marshall Islands sea level rise ‘brought EU ministers to tears’

Striking sea level rise images have sent shockwaves through the Marshallese community and touched European ministers, says minister David Paul

Pakistani senator calls for climate cooperation with India amid water crisis

As drought bites, senate opposition leader Sherry Rehman says climate action is a security priority for South Asia

Climate Science

Adaptation

African countries urged to prepare for rise in extreme El Niño events

Early warning systems and early action funds are needed to prevent repeats of the 2015/16 famine, experts warn in response to latest science

Groundwater recharge offers hope to drought-hit Indian farmers

In Odisha, where late monsoons mean crop failures, poverty and even suicide, a novel scheme aims to boost water access

Maldives regime imperils coral reefs in dash for cash

Under President Yameen, ministers are quashing environmental concerns to strike opaque resort deals with foreign investors, warn divers, scientists and two EPA insiders

Netherlands invests €1m in global climate adaptation centre

Dutch join forces with Japan, UN among leading donors for project aimed at helping countries understand how they can cope with climate impacts

Russia starts work on climate adaptation strategy

Kremlin wants new plan by mid-2018, as brief sent to regions highlights focus on extreme weather events, permafrost thawing

Drought sours future of Swaziland’s sugar growers

Sugarcane has brought wealth to the world’s last absolute monarchy, but climate change spells an uncertain future for this thirsty crop

Global warming to shrink US harvests, say scientists

Rising temperatures will lead to massive crop losses in the US, which will increase prices and cause problems for developing countries, says international study

South Asia’s women suffer as climate migration rises

Feminization of environmental migration is already underway in South Asia but governments have been slow to recognise the role of climate change

Adaptation

Antarctic

Polar sea ice hits record new low

Northern spring thaw begins with sea ice at a record low. Nasa scientists say the world has lost an expanse of ice larger than Mexico since 1981

Global sea ice at lowest area ever recorded

Scientists mystified by a sudden fall in sea ice around Antarctica, but said there was no evidence it was related to global warming

Antarctic ice shelf collapse pits fishing against science

British scientists want a fishing moratorium while they study newly open waters, but Russia stands in their way

Elephant seals enlisted in Antarctic sea ice study

Marine mammals have been fitted with monitoring devices to gather data in inaccessible parts of the South Pole

The puzzle of Antarctica’s long-term ice loss

Satellite data records reveal that the worrying loss of hundreds of square kilometres of ice along West Antarctica’s coastline has been occurring for decades

Top insurer urges US to stop subsidising climate-risk homes

National scheme encourages irresponsible housebuilding on regions exposed to flooding and storms, warns Lloyds

Antarctic glacier melt could add 3 metres to sea levels – study

A huge glacier in the frozen wastes of East Antarctica, a region previously thought stable, could melt much faster than expected, scientists say.

Antarctica geoengineering idea flawed say scientists

NEWS: Pumping sea water onto the continent to form ice to slow sea-level rise is flawed say scientists – and could make it worse

Antarctic

Arctic

Arctic countries call for regional heavy fuel oil ban at UN shipping talks

Melting sea ice is opening the Arctic up to increased maritime traffic, raising fears of toxic fuel spills and climate pollution

Timelapse video: shipping first as LNG tanker crosses Arctic in winter without icebreaker escort

Teekay vessel Eduard Toll is designed to cut through ice and take advantage of the opening of Russia’s Arctic coastline to industry

Norwegian campaigners lose court case against Arctic oil drilling

Oslo district court told Greenpeace and co-plaintiffs exploration for new reserves did not violate citizens’ constitutional right to a healthy environment

Big oil vs bearded seal: Case to test Trump climate stance

Supreme Court to decide whether to hear oil companies and Alaskan native case against Trump administration for listing seal as threatened due to climate change

Gas tanker crosses thawing Arctic without icebreaker for first time

Sovcomflot vessel cut through thinning sea ice on the northern sea route to carry its cargo of fuel from Norway to South Korea in record time

One kilometre along the Arctic sea ice – my hardest ever swim

When Lewis Pugh finished his 22-minute, awareness-raising swim his hands were so frozen he hand to grip onto his photographer with his teeth

US endorses global action to curb greenhouse gases at Arctic summit

Secretary of state Rex Tillerson signed the Fairbanks Declaration, calling for climate action but holding judgement on the Paris Agreement

Tillerson to answer climate questions at Arctic Council

US secretary of state will fly to the world’s fastest warming region to join ministers in a statement that could sit uncomfortably with his president’s anti-climate agenda

Arctic

Corals

Why are the world’s climate funds ignoring coral reefs?

Vital marine ecosystems are threatened by ocean warming and acidification, yet get a tiny fraction of climate finance, E3G research shows

Ocean acidification is global warming’s forgotten crisis

We have the tools to barricade ecosystems against some impacts of warmer, more acidic oceans. But do we have the political will to use them?

There’s a secret UN climate summit taking place in Mexico

UN biodiversity chief tells Climate Home protecting and restoring ecosystems is the best way to protect the world from dangerous levels of global warming

Worst-recorded coral bleaching event to continue into 2017

World’s reefs in “uncharted territory”, say scientists, as bleaching set to hit reefs for an unprecedented third year in a row

Asia’s coastal typhoons are gaining power

The violence of typhoons that devastate Asian coastal regions is being magnified by rising sea surface temperatures caused by greenhouse gas emissions

Climate change now has a start date

Researchers have pinpointed the beginning of global warming to a couple of decades in mid-1800s, showing earth’s sensitivity to small atmospheric changes

Visitors rush to the Great Barrier Reef to catch it “before it’s gone”

Survey finds that 69% of visitors to the world’s largest coral reef system are motivated by the fear that it might disappear

UN asked Australia to cover up Great Barrier Reef lobbying

Email exchanges between Australian government and Paris-based UNESCO indicate officials colluded in keeping lobbying over key climate report secret

Corals

Glaciers

Green Climate Fund talks ‘hijacked’ by India-Pakistan conflict

After objections by the Indian representative, the Green Climate Fund has kept on hold a project to reduce the risk of glacial lake outburst floods in northern Pakistan

Rapid glacier melt threatens Bolivia water supplies, homes

Area of the Bolivian Andes covered by ice has shrunk 43% in a generation, study finds, with alarming implications

Human-caused warming postpones next ice age by 50,000 years

NEWS: Scientists forecast long delay to return of glaciers as carbon emissions screw the Earth’s climate systems

Greenland ice melt speeds up sea level rise

NEWS: Scientists have found evidence suggesting that melting icecap water from the interior of Greenland is adding to sea level rise faster than previously realised

Glacier melt hits record levels, report Zurich-based monitors

NEWS: Scientists say many glaciers are melting faster than ever − and many will continue to do so even if climate change can be stabilised

Too few scientists track loss of Himalayan glaciers

NEWS: Millions rely on meltwater from Asia’s water towers, but lack of expertise and manpower hampers the study of climate impacts

Alaska glaciers melting faster as planet overheats

NEWS: Climate change rather than natural causes is the main driver of state’s glacier loss, which is set to speed up, US scientists say

Canadian glaciers could start to disappear by 2040 – scientists

NEWS: Climate change could cause many glaciers in western Canada to start to disappear by mid century, affecting people and places that depend on their water

Glaciers

Research

Link between Hurricane Harvey and climate change is unclear

Reports the devastating storm was made worse by humanity’s carbon emissions fail to grasp climate change is not just about warming

Sweltering European summer has human fingerprints

The chance of extremely hot days, such as have been seen across southern Europe this summer has been “greatly increased” by climate change

Humans massively increased odds of three consecutive hottest years

New research shows odds of record years and runs of record years have changed from tiny to probable because of greenhouse gases

Pope’s climate essay won’t convince Trump, it didn’t even work on Catholics

Pope’s encyclical on climate change appealed to liberals, but conservative Catholics were driven away by the values it invoked

Dryland expansion to hit food crops as planet warms

Studies warn climate change will bring faster warming to subtropical dry areas, making crops like wheat and potatoes unviable

Melting Arctic worsens Beijing’s pollution haze, study finds

Changing weather patterns make winter smog around China’s capital more likely, scientists warn, despite efforts to tackle air pollution at source

Trump budget: US to stop funding UN climate process

“America First” budget would axe 20% of the UN’s climate body’s funding and $2bn to help developing countries deal with global warming

Climate change made NSW’s hottest summer 50 times more likely

Researchers find strong climate signal behind the heatwaves and record average temperatures that beset Australia’s eastern states this summer

Research

Nature

Climate threatens ‘Himalayan Viagra’ fungus, and a way of life

A valuable fungus reputed to be an aphrodisiac has been disappearing from the mountains of Nepal, taking with it a valuable source of income

Marine reserves are helping ecosystems cope with climate change: study

International review finds that protected areas are good for adaptation to global warming as well as preventing overfishing and pollution

It’s 1 March, but spring got started weeks ago

As warmer days wake parts of nature from their winter slumber earlier and earlier, ancient cycles are being broken

Global warming linked to plant, animal extinctions

Almost half of plant and animal species have experienced local extinctions due to climate change, research reveals, with the tropics suffering the most pronounced loss

Iconic Kruger game park faces bleak climate future

Recent drought gives a taste of things to come for Kruger National Park, South Africa, as global warming outpaces species’ ability to adapt

Scientists warn of ecological recession as biodiversity declines

Species loss has pushed ecosystems past a danger threshold across more than half of the terrestrial world

Climate change is raising peat fire risk – study

Drying bogs are increasingly flammable, researchers warn, fuelling blazes from Fort McMurray in Canada to southeast Asia

China’s pandas, flowers threatened by global warming

Researchers scent danger as rising temperatures threaten to eliminate vast amounts of the bamboo vital to panda diets and make flowers less attractive to pollinators

Nature

Water

Rising CO2 levels threaten aquatic life, studies show

Both marine and freshwater species are affected by acidifying water in ways that disrupt the entire food web, scientists warn

Climate change threatens survival of the River Jordan

New research finds worsening droughts will sap the biblical waterway, which is already under pressure from agriculture and a growing population

Egypt faces water insecurity as Ethiopian mega-dam rumours swirl

Farmers along the lower Nile have little information to guide them as upriver barrage threatens to compound the impacts of global warming

Scientists say east Africa will get wetter, so why is it drying out?

Despite models predicting increased rainfall with climate change, the region has collapsed into drought – a puzzle known as the East African paradox

Rainfall extremes to become the Nile’s new normal

With global warming, the mighty river basin will swing from devastating floods to withering drought, models show

‘We are praying it rains soon’ – Nairobi on severe water rations

Some districts are receiving just 12 hours of water each week as drought hits the Kenyan capital – home to more than 3 million people

Climate change is testing southern Africa water agreements

Stronger and fairer water agreements will be needed to prevent conflicts in southern Africa as the climate changes

South Africa authorises coal splurge during UN climate summit

Government accused of ignoring increasingly severe water crisis as it gives green light to more coal plants in bid to tackle electricity shortages

Water

IPCC

We need bold action before 2020 to hold global warming below 1.5C

If rich countries fail to live up to their promises over the next two years, they condemn small islands to catastrophic warming impacts, says Maldives minister

Emissions controls for 1.5C climate target to cost three times 2C: study

Meeting the tougher global warming limit in the Paris Agreement will require earlier emissions cuts in transport and buildings sectors, study shows

11 takeaways from the draft UN report on a 1.5C global warming limit

UN draft report says missing 1.5C warming target will multiply hunger, migration and conflict, but staying under will require unprecedented global cooperation

Leaked draft summary of UN special report on 1.5C climate goal – in full

Read the draft summary for policymakers of the most important climate science report of the year, on the challenge of holding global warming to 1.5C

EU and others to fill UN climate science funding gap left by Trump

Donald Trump’s decision to axe US donations has left the IPCC with an urgent cash crunch. Sources say some governments are set to increase their contributions

Climate negotiators rally to protect IPCC science funding

National delegates in Bonn rejected a proposal by UN Framework Convention on Climate Change to stop funding science reports from its core budget

UN approves plans for new IPCC global warming report

Top climate scientists have just under two years to deliver assessment of dangers and avoiding strategies for warming of 1.5C

Global warming above 1.5C inevitable, says ex IPCC chief

Leading scientists say most people remain unaware of the truth that climate change is a stark reality now and will continue to get worse without drastic action

IPCC