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Page 8 - புதியது விஞ்ஞானி இயல்புநிலை படம் News Today : Breaking News, Live Updates & Top Stories | Vimarsana

How big is the moon when seen through your legs?

How big is the moon when seen through your legs?
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The world will be watching when England s covid-19 restrictions lift

| Leader 7 July 2021 Stephen Chung/Alamy SOME call it a calculated risk, others a reckless gamble. Earlier this week, UK prime minister Boris Johnson announced that almost all remaining covid-19 restrictions in England are set to be lifted on 19 July, now called, by some, “freedom day”. This may be good politics, but is it good public health policy? Scientific opinion is divided. The UK’s vaccination programmes are hitting one of their goals: to decouple infection from severe disease and reduce the need for masks and distancing. Even in the face of the highly transmissible delta variant, cases are rising but hospitalisations aren’t going up too much. That is good, given that …

North American heatwave must be a driver for stronger climate action

| Leader 7 July 2021 James MacDonald/Bloomberg via Getty Images ON 29 June, the village of Lytton in British Columbia recorded a temperature of 49.6°C, smashing Canadian records. The following day, fire swept through it, razing much of it to the ground. Climate attribution studies show that both earlier events were made more likely by climate change. We hardly need the verdict on the North American heatwave to tell us the risks of continued inaction. Yet that it …

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