Spatial Patterns of Satellite-Retrieved PM<sub>2.5</sub> and Long-Term Exposure Assessment of China from 1998 to 2016.

Int J Environ Res Public Health · 2018 · PMC6313643 · PMID 30544813

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

a decreasing trendno p-value reported

After that, the PM 2.5 concentration had a decreasing trend in the third phase since 2014 due to the Air Pollution Prevention and Control Action Plan (APPCAP) implemented by the Chinese government.

also in 47,180 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.