Yellowstone, America's 1st national park, turns 150

On March 1, 1872, Yellowstone became America’s first national park and inspired a national parks movement around the world.

UN report on climate change: Urgent action needed to secure a 'liveable' future

A new UN report to guide leaders in their efforts to curb climate change warns the world is going to get sicker, hungrier, poorer and more dangerous in the next 18 years.

Gov. Doug Ducey proposes Arizona Water Authority, an agency to boost water supplies

The proposed new Arizona Water Authority would acquire new supplies and develop and fund projects to find sources that can secure the state’s water future.

Scaly employees: Thousands of fish released into SRP canals in Arizona to clean out vegetation

Weeds and algae pose a constant challenge to the Salt River Project's canal system, as it can slow the flow of water. To clear the build-up, crews dump thousands of fish into the canals.

SRP releases thousands of fish into canals amid efforts to clean out vegetation
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Weeds and algae pose a constant challenge to the Salt River Project's canal system, as it can slow the flow of water. To clear the build-up, crews dump thousands of fish into the canals. FOX 10's Stephanie Olmo reports.

Environmentalists lose appeal to halt Arizona uranium mine

The Pinyon Plain Mine, formerly known as the Canyon Mine, lies within a roughly 1,562-square-mile area that was placed off-limits to new mining claims in the Obama administration.

Hive thefts rise as beekeepers aid California's most valuable crop

As almond trees start to bloom, so begin beehive thefts that have become so prevalent that beekeepers are now turning to GPS tracking devices, surveillance cameras and other anti-theft technology to protect their precious colonies.

One million mosquitoes in Florida caught on Sanibel Island

The Lee County Mosquito Control District recently posted photos on its Facebook page of one million mosquitoes lumped into a pile.

The price of fast fashion: How quick trends, 'throwaway culture' harm the planet

Fast fashion allows shoppers to hop on trends quickly and cheaply, with some never even wearing the same outfit twice. But experts say this convenience comes at a cost.

Biden: Infrastructure law to give $1B toward Great Lakes pollution cleanup

The infrastructure law will dedicate $1 billion toward Great Lakes cleanup and restoration, impacting several U.S. sites that have been deemed “areas of concern” for years.

US sea levels will rise rapidly in the next 30 years, report warns

A federal report warns that America's coasts will be hit hard by ever faster sea level rise between now and the year 2050.

Elephant tusk DNA helps crack down on poaching

A new study suggests that as few as three major criminal groups are responsible for smuggling the vast majority of elephant ivory tusks out of Africa.

'Turf wars': Paradise Valley neighborhood HOA takes resident to court over artificial grass

It's been dubbed 'turf wars' as a homeowner in Paradise Valley takes on her homeowner's association over artificial turf she had installed. An Arizona lawmaker is working to ban HOAs from enforcing the rule.

Sonoran desert tortoise doesn’t need US protection, federal agency says

The U.S. Fish and Wildlife Service announced that the tortoise doesn’t warrant protection under the Endangered Species Act because a scientific study “determined that it is not at risk of extinction in the foreseeable future.”

Koalas listed as endangered species in parts of Australia

Koalas inhabiting the states of New South Wales, Queensland and the Australian Capital Territory will be listed as endangered, according to the Australian Government.

Junk Kouture: Ireland-based sustainable fashion company showcases its products in Phoenix
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Sustainable fashion are on display in the Phoenix area, as an Ireland-based fashion design company expands to the U.S., with a mission to inspire the youth. FOX 10's Danielle Miller reports.

Arizona State University teams up with City of Mesa on pilot project to remove greenhouse gases with algae

The project involves pumping wastewater into ponds with algae, with an goal of using carbon dioxide and methane gas in the wastewater to grow the algae, which in turn can be used for different things.