In this view looking north, flood water crosses over Interstate 5 at Williams backing up traffic in both north and southbound lanes for hours in Williams, California on Saturday, Feb. 18. Northern California and the San Francisco Bay Area were facing a weekend return of heavy rain and winds that lashed them earlier in the week before the storm moves out.
A powerful Pacific storm blew into Southern and Central California on Friday with wind-driven heavy rains that downed power lines and electrocuted a man, killed a motorist in a submerged car and disrupted hundreds of flights at airports.
Colorado's beetle-infested forests are peppered with an estimated 834 million standing dead trees that threaten to worsen wildfires and degrade vital water supplies that flow from mountains, officials said Wednesday.
The number of monarch butterflies wintering in Mexico dropped by 27 percent this year, reversing last year's recovery from historically low numbers, according to a study by government and independent experts released Thursday.
The public is advised to stay indoors on Friday as air quality in 19 out of Taiwan's 22 cities and counties is unhealthy, according to the Environmental Protection Administration (EPA).
From bags washing up on Bali's beaches to food packaging scattered across roads and clogging waterways in cities, Indonesia is facing a plastic waste crisis driven by years of rapid economic growth.
Another round of bickering is boiling over about temperature readings used in a 2015 study to show how the planet is warming.
China has established a single network to monitor air pollution levels across the country, as the government attempts to control the spread of information about the country's toxic smog in response to rising public anger.
Over the past three years, Honduras has lost a quarter of its pine forests to a plague of bark-munching beetles. Now though, after a long campaign that saw soldiers wielding chainsaws to contain the bug invasion, a little green is growing back.
Well before dawn each morning, throngs of tourists from around the world make their way to Maui's tallest peak, a dormant volcano, to see what Mark Twain called the "sublimest spectacle" he ever witnessed.