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How can countries know when it’s safe to ease coronavirus lockdowns?

To safely lift lockdown restrictions, countries need to have a low number of daily new cases and the capacity to conduct extensive testing and contact tracing

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People who smoke appear more likely to develop covid-19 symptoms

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Smoking probably puts you at greater risk of coronavirus, not less

Analysis

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Coronavirus set to cause biggest emissions fall since second world war

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Beach water quality testing stops in England due to coronavirus crisis

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Beach water quality testing stops in England due to coronavirus crisis

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Seven new coronaviruses have been found lurking in bats in Africa

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Seven new coronaviruses have been found lurking in bats in Africa

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Covid-19 pandemic risks worst global food crisis in decades

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Planes and offices must improve ventilation to reduce coronavirus risk

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Planes and offices must improve ventilation to reduce coronavirus risk

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The focus on coronavirus is essential, but we can’t forget the climate

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The focus on coronavirus is essential, but we can’t forget the climate

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Don't miss: An explorer visits the world's artificial islands

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Don't miss: An explorer visits the world's artificial islands

Online exhibitions, artificial island explorers and whether art and culture can thrive on the internet, all in this week's guide to what’s worth checking out

Culture

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How long can viruses survive outside the body?

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Cheap and easy $1 coronavirus test to undergo trials in Senegal

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What the latest research suggests about the coronavirus in pregnancy

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How accurate are the results from self-testing for covid-19 at home?

Analysis