The US Environmental Protection Agency is looking to remove the legal underpinning for most regulations against climate change.

An air quality health advisory was issued for the New York City Metro area due to the impact of smoke from Canadian wildfires, authorities said.

The Supreme Court on Monday upheld the authority of Pollution Control Boards to impose environmental compensation and seek ...

At 9 a.m. on Monday, the National Weather Service reported an air quality alert in effect until 8 p.m. for Mercer County.

Wildfire smoke has been easy to spot in Minnesota this week, coating the Twin Cities in a brownish haze that obscured the ...

Air quality alerts were issued across Wisconsin, Michigan, Pennsylvania, New York, Massachusetts, Vermont, Maine, Delaware, Texas and Colorado on Monday.

The Environmental Protection Authority (EPA) has established a permanent air quality monitoring network in Tema, Ghana’s main port and industrial city, to provide real-time data for decision-making ...

The poor air quality, how polluted it may be, is not just an inconvenience — it can also be a health risk, especially for kids.

An updated air quality alert was reported by the National Weather Service on Sunday at 4:18 p.m. in effect until Tuesday at ...

By CALEIGH WELLS When wildfires burn, the smoke can travel long distances and degrade air quality far away, which presents ...

Los Angeles uses water from creeks that feed Mono Lake. Three decades after a decision that was intended to save the lake, ...

The "unhealthy" air, which ranks as level four of six on the Air Quality Index, comes after multiple consecutive days of air quality alerts.