Pedestrianizing city streets reduces daily noise by 3.1 decibels, a new study of Barcelona’s "green axes" shows. Data from acoustic sensors prove that fears of noisy crowds replacing car noise are unfounded, as residents on these calmer streets now use their balconies more often.

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首先，This article originally appeared on Engadget at https://www.engadget.com/transportation/faa-opens-up-real-world-testing-for-air-taxi-startups-112219316.html?src=rss

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据统计数据显示，相关领域的市场规模已达到了新的历史高点，年复合增长率保持在两位数水平。，更多细节参见新收录的资料

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最后，Multiple videos posted on social media show massive fires dominating the horizon, in the west, south and north of the city. Iranian state media said a number of oil storage facilities had been attacked by enemy aircraft, causing large volumes of oil and fuel to burn well into the night. None of the footage could be verified by Bloomberg.

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