According to a study, various parts of the state have levels of arsenic in drinking water at higher than 5 micrograms per ...

A severe sandstorm has cloaked Beijing and China’s northeastern regions for the fourth time in a month forcing some residents to stay indoors to protect themselves from dense air pollution.

Along with daily averages over the course of a year, the agency is also required to set one-day limits. The EPA is proposing to retain its one-day limit of 35 micrograms per cubic meter.

SHANGHAI, April 23 (Reuters) - China should raise air quality standards as persistent smog continues to have a severe public health impact despite recent improvements, a state-funded task force said.

The city had an annual average concentration of 128.2 micrograms per cubic meter of air. India was home to six of the nine most polluted global cities, IQAir said.

New research from South Korea has shown that even a 10 μg/m3 increase in atmospheric particulate matter can considerably reduce solar power generation and impact revenue of PV system owners.

BEIJING, Jan 4 (Reuters) - The Chinese capital Beijing met state air quality standards for the first time last year, officials said on Tuesday, a milestone lauded by experts, who also warned that ...