Watch: Police remove climate protesters from US Open after 50-minute delay
"Kick them out!" people cheered as climate protesters shouted and interrupted the US Open. One protester glued his feet to the ground.
Biden administration ends remaining oil and gas leases in Alaska’s Arctic Wildlife Refuge
Alaska political leaders have pushed to allow oil and gas drilling in the refuge in part because of its economic impact on Indigenous communities in an area with fewer jobs.
Air pollution from wildfires linked to dementia cases, study says
Particulate pollution comes from several sources, not just wildfires, but the study identified particulates from wildfires and agriculture as the sources linked to dementia cases.
E. coli found in water near Grand Canyon's Phantom Ranch
On Sept. 6, the advisory was lifted after officials said testing confirmed that the water is safe to drink and cook with.
Water conservation measures announced for Grand Canyon National Park
Grand Canyon National Park announced Tuesday that it is reimplementing mandatory water conservation measures again for the South Rim due to diminished supplies.
NASA releases first images from pollution-monitoring satellite in space
NASA has shared this week the first images from TEMPO, the agency’s first space-based instrument designed to continuously measure air quality over North America, and do so with the resolution of a few square miles.
Salt River Tubing: Canoe, beach patrol hard at work picking up trash
As people relax on a three-day weekend, canoe and beach patrol are hard at work picking up trash left by tubers.
Silicon Valley billionaires want to build a new city in rural California
Silicon Valley billionaires behind a secretive $800 million land-buying spree in Northern California have finally released some details about their plans for a new green city, but they still must win over skeptical voters and local leaders.
Why fall season should actually begin on September 1
The calendar says autumn begins on Sept. 22, but 'climatological' or 'meteorological' fall starts 3 weeks earlier.
Loss of Antarctic ice hurting survival of emperor penguin chicks, study says
The loss of ice in one region of Antarctica last year likely resulted in none of the emperor penguin chicks surviving in four colonies, researchers reported Thursday.
It's not just the saguaros. Agaves in Arizona are melting from the heat
Agave plants in Arizona are collapsing due to the extreme heat. "One day it will look beautiful, the next morning - done. Flat as a pancake."
Rio Verde water crisis: Gov. Hobbs signs bill ending Arizona town's battle for water
The start of 2023 brought new concerns for some residents in the Rio Verde Foothills area, as Scottsdale shut off their water supply due to the ongoing drought. Here's what you should know about what happened, and what people are trying to do to secure a water supply for the future.
Maui fires: Water remains unsafe to drink and boil - even with filters
Brita filters, devices connected to refrigerators or sinks and even robust, whole-home systems are unlikely to address the “extreme contamination” that can happen after a fire, as being seen in Maui's water right now.
Relative of the 'murder hornet' found along East Coast in US for first time
The Georgia Department of Agriculture recently announced a yellow-legged hornet was found near Savannah, Georgia. It is the first known spotting in the U.S. and is considered a predator to honeybees.
Teachers can apply to NASA for Artemis 'moon tree' seeds
Last year, nearly 2000 tree seeds traveled to the moon and back to Earth aboard the Artemis I, Orion space capsule.
Colorado River cuts: Western states will not lose as much water in 2024
The U.S. government in 2021 announced cuts that hit Arizona particularly hard. Last year, those cuts grew more severe thanks to continued drought, poor precipitation and less runoff from the river’s Rocky Mountains source.
Maui officials, scientists warn after flames flicker out, toxic particles will remain
The fire melted metals and plastics from cars, homes, and gas stations, leaving behind an odor of noxious fumes, toxic debris, and particulate matter that could make people sick.



















