Cities in California make up a significant proportion of the country's most polluted metropolitan areas when it comes to air ...

Air pollution levels keep getting worse for more people in the US, according to a new report, and experts say the Trump ...

Yakima Skyline Trail (Yakima, WA) Roughly 80 miles from TriCities, this gorgeous 4.4-mile trail overlooks the Yakima Valley combines moderate hiking with fields of vibrant wildflowers, views of ther ...