able to report such PM10 levels, reported China Daily.Studies on the causes of PM2.5 have been..., to measure air quality.Monitoring PM2.5 pollution will be included in the newly *amended draft ……

PM2.5 D. What PM2.5 is and what causes PM2.5 4. What is the best title for the passage? A. Prevent... and factories in cities. An official for the Ministry of Environmental Protection told Beijing News that PM2.5 ……

smog last weekend.On Jan 12, levels of PM2.5 - air particles smaller than 2.5 micrometers in diameter... meter (daily average).Levels of PM2.5 passed 300 micrograms per cubic meter in 33 of the 74 cities ……

and Shandong in the north to Hunan and Fujian in the south. PM2.5 is a major part of the heavy fog. PM is short for particulate matter (颗粒物).PM2.5 is small particles (颗粒) with a diameter (直径) of less than 2 ……

matter (颗粒物质) known as PM2.5, to form smog. It does great harm to human health, especially our lungs... to you.Actually, the gray sky consists of a kind of particulate called PM2.5. It is too small ……

, people notice the PM2.5 readings and long for winds more than ever before.Three students at No 4 High... heard measurement, PM2.5. The air quality index refers to particles (微粒) smaller than 2.5 micrometers ……

PM2.5来了，我该怎么办？ 词数 405 建议阅读时间 7分钟 教案课件见网站CHOOSE a word to describe the past winter. Chances are many....Now, with spring approaching, the fever around the word “PM2.5” continues. That’s because the poor ……

site about whether authorities should use PM2.5 to monitor Beijing’s air quality. Beijing’s *meteorological authorities currently use PM10 to assess conditions, but unlike PM2.5, which monitors ……

smaller than PM2.5. Most ordinary masks are not PM2.5-proof.Some people use air purifiers to clean the air. But whether they can combat PM2.5 or not remains uncertain, because China hasn’t yet developed any ……

the results of a study on PM2.5. The scientists found that about 40 percent of Beijing’s PM2.5... is a primary source (来源) of sulfur oxide (SO2, 二氧化硫) which is the primary cause of PM2.5,” said Wang ……

that nearly 30 percent of 967 college students don’t know what PM2.5 is. Chen decided to monitor PM2.5, fine...-based NGO offered several *portable PM2.5 monitors.Starting in February, Chen’s group, Blue Sky ……

治理PM2.5，共同呼唤蓝天。WE always check the weather before a trip. But after hearing a lot about air... such as Beijing and Shanghai are taking the lead. On Sept 2, Beijing said it will cut down PM2.5 ……

北方大雾消散，公众期待PM2.5纳入空气质量标准。词数 232 建议阅读时间 4分钟FOGGY weather is always annoying. But when it starts... debate has raged (激烈进行) over the two different measurements for monitoring air quality, “PM2.5 ……

(CAS), about 40 percent of PM2.5 pollutants in Beijing are the result of coal (煤炭) burning, from... (SO2, 二氧化硫) which is the primary cause of PM2.5,” said Wang. The CAS findings agree with a 2013 report ……

.Now, let me tell you something about smog. The smog is caused by high levels of PM2.5 in the air. PM2...) or less. Waste gas from cars and factories is the biggest cause of PM2.5 pollution. The World Health ……