Earth Day 2022: How it started and how to celebrate

This year will mark 52 years since the first Earth Day and countries around the world are celebrating.

Earth Day 2022: Teach kids about going green with these toys

Teach kids green concepts and how to be eco-friendly with these suggested toys available online and in-store.

Time flies: Google Earth Timelapse feature shows your town change over 37 years

“We hope that this perspective of the planet will ground debates, encourage discovery and shift perspectives about some of our most pressing global issues,” Google said.

'It's the tree everyone roots for:' Washington's 'Tree of Life' clings to survival against all odds

A tree that has likely stood for dozens, if not hundreds of years along the Washington coast is clinging to survival -- quite literally -- and in the process has become a symbol of perseverance and resilience for the local residents.

Best Buy will pick up and recycle your old appliances - for a price

For about $200 bucks, Best Buy will collect up to two large items and an unlimited number of smaller items from your home.

Indy 500 balloon release not part of 2022 schedule amid environmental concerns

The tradition of releasing thousands of balloons before the Indianapolis 500 will not happen this year. Officials cited environmental concerns as a factor in the decision.

US used wind power more than coal or nuclear for the 1st time

For one day at least, wind was the second-largest source of energy in the U.S., just behind natural gas, according to the U.S. Energy Information Administration (EIA).

ASU works to help make a dent in climate change with a new "mechanical tree"
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The tree helps reduce carbon dioxide which experts say is responsible for two-thirds of the temperature increase in our climate. The tree is made up of 150 metal discs with materials that act as a magnet to capture CO 2 molecules. From there, the carbon gets stored underground or repurposed for products, like carbonated beverages.

Newsmaker Saturday: Steven Koonin
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FOX 10's John Hook talks to Steven Koonin, a theoretical physicist at New York University and author of "Unsettled: What climate science tells us, what it doesn't, and why it matters."

Hundreds of trees planted at Cesar Chavez Park to create Phoenix's first 'cool corridor'

The City of Phoenix's Office of Heat Response and Mitigation, along with the nonprofit American Forests, planted 259 trees along Baseline Road at Cesar Chavez Park in Laveen.

How the Titanic was taken down by a mirage

Unusual atmospheric conditions led to a most historic end for the star-crossed White Star liner.

Space weather alert: G2 geomagnetic storm watch in effect, auroras possible

Don’t expect massive power outages this week, but do expect to see beautiful northern lights after a significant solar flare erupted from a location on the sun’s surface previously believed to be inactive.

In drought-stricken West, emergency actions weighed over dropping Lake Powell water levels

Officials had hoped snowmelt would buoy Lake Powell on the Arizona-Utah border. But snow is already melting, and hotter-than-normal temperatures and prolonged drought are further shrinking the lake.

National Park Week: Free entry for all on April 16

Enter any national park for free this Saturday to kick off the start of National Park Week.

There's still a way to reach global goal on climate change

A new study finds that if the nations of the world live up to their promises, future climate change can be kept to within an international goal set by scientists. But it won't be the safest international goal.

Sinema calls for boost in U.S. oil drilling amid Ukraine war

U.S. Sen. Kyrsten Sinema of Arizona called for increasing domestic oil drilling to make up for the loss of Russian imports that has contributed to high prices at the gas pump.