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12 articles from Guardian Unlimited Science

'It's a safety net': across the UK people stock up amid coronavirus fears

Guardian readers say they are concerned about being forced to self-isolate at homeFood, medicines and other essentials are being stockpiled by people across the UK over fears the coronavirus outbreak may leave them house-bound or unable to buy necessities.As the number of Covid-19 cases continues to rise, Guardian readers said they were concerned about being forced to self-isolate at home, along...

Earth may have been a 'water world' 3bn years ago, scientists find

Chemical signatures in ancient ocean crust point to a planet without continentsScientists have found evidence that Earth was covered by a global ocean that turned the planet into a “water world” more than 3bn years ago.Telltale chemical signatures were spotted in an ancient chunk of ocean crust which point to a planet once devoid of continents, the largest landmasses on Earth. Continue...

World's beaches disappearing due to climate crisis – study

UK on course to lose a quarter of its sandy coast because of human-driven erosionAlmost half of the world’s sandy beaches will have retreated significantly by the end of the century as a result of climate-driven coastal flooding and human interference, according to new research.The sand erosion will endanger wildlife and could inflict a heavy toll on coastal settlements that will no longer have...

Post the 2008 crash, there’s not much central banks can do to limit the impact of coronavirus | Tony Yates

A widespread halt in economic activity could put the viability of banks in question and spread financial disruption furtherThe first cases of coronavirus were recorded in China’s landlocked Hubei province, which has a population of about 59 million. Despite the Covid-19 virus and the respiratory disease it causes starting out as a local healthcare problem, it has become a global and an economic...

How to protect yourself against coronavirus

World Health Organization recommends people take these simple precautions against coronavirus to reduce exposure and transmissionWhat is the coronavirus?The Covid-19 coronavirus outbreak is a new illness and scientists are still assessing how it spreads from person to person, but similar viruses tend to spread via cough and sneeze droplets. Continue...

UN predicts above-average temperatures even without El Niño

Global warming caused by humans as powerful as weather phenomenon, say expertsMany parts of the world are likely to experience above-average temperatures over the next few months, even without a natural El Niño effect, according to weather experts.The UN’s World Meteorological Organisation (WMO) said the signal from human-induced climate change was now as powerful as the natural phenomenon,...

Coronavirus live updates: UK holds emergency meeting while Australia reports first community transmission

Virus continues to spread with Indonesia reporting first two casesWashington state nursing home placed on lockdownNew coronavirus cases jump sharply in Europe, with Italy worst hitCoronavirus outbreak: the key scientific questions answeredEpidemics expert Jonathan Quick: ‘The worst-case scenario for coronavirus is likely’Share your experiences 11.46am GMT The number of confirmed cases in...

Coronavirus: death toll passes 3,000 worldwide as second person dies in US

South Korea reports 599 new cases and Indonesia confirms its first infections Latest coronavirus updatesThe global death toll from the coronavirus outbreak exceeded 3,000 on Monday as South Korea reported almost 500 new cases of the disease and a second person died in the US.Covid-19 has now infected more than 88,000 people and spread to more than 60 countries after first emerging in China late...

What is coronavirus and what should I do if I have symptoms?

What are the symptoms caused by the virus from Wuhan in China, how does it spread, and at what point should you call a doctor?Find all our coronavirus coverage hereHow to protect yourself from infectionBusting the coronavirus mythsLive: coronavirus latest updatesIt is caused by a member of the coronavirus family that has never been encountered before. Like other coronaviruses, it has come from...

Coronavirus: first cases of community transmission confirmed in Australia

A NSW health worker who has not travelled overseas in three months has been diagnosed with the disease along with a 41-year-old womanAustralia now has 30 patients who have been diagnosed with coronavirus, including the first confirmed cases of community transmission.On Monday afternoon the New South Wales health minister, Brad Hazzard, said a 41 year-old NSW woman caught the disease and that her...

First coronavirus cases confirmed in Indonesia amid fears nation is ill-prepared for outbreak

Two women hospitalised in Jakarta, following mounting concern that world’s fourth most populous country is failing to identify casesLatest updatesTwo Indonesian citizens have tested positive for the new coronavirus after being in contact with an infected Japanese national, the country’s president said on Monday, the first cases to be reported in the world’s fourth most populous country.The...

Vital Cop26 climate talks could be derailed by coronavirus

Preparations for Glasgow summit already hampered by travel restrictionsConcern is growing among campaigners that vital UN climate talks will be derailed by the coronavirus outbreak, while government officials are working to find ways round the problem.This year’s UN talks on the climate are the most important since the Paris agreement in 2015, as the world is now far adrift of the Paris goals...