热解气相色谱-质谱分析显示，2016年和2024年的人体肾脏、肝脏和脑组织样本中存在微塑料和纳米塑料，其中大脑中的比例更高。

美国新一届政府宣布对加拿大、墨西哥和中国加征关税。欧盟也将面临同样问题。加征关税等保护主义手段往往会引发全球保护主义浪潮，加剧经济萧条局面，重挫全球贸易。 On February 1, the new U.S. administration ...

US President Donald Trump said on Monday that the tariffs on Canada announced on Saturday "will be paused for a 30 day period ...

Six of the 11 primary S&P 500 sectors ended in red, with technology and consumer discretionary leading the laggards by losing 1.80 percent and 1.35 percent, respectively. Meanwhile, consumer staples ...