Arizona governor signs $1.2B water infrastructure bill as state faces cutbacks

The new legislation will put the money toward the new Water Infrastructure Finance Authority, which will be focused on buying new sources of water and building new infrastructure to import water into Arizona.

Supreme Court rules EPA has no authority to reduce power plant emissions that contribute to global warming

The Supreme Court’s latest climate change ruling could dampen efforts by federal agencies to rein in the tech industry, which went largely unregulated for decades as the government tried to catch up to changes wrought by the internet.

Electric vehicle battery myths v. facts: The debate over ‘green’

As demand for electric vehicles grows, innovation follows and companies are looking at more environmentally friendly options when it comes to the controversial manufacturing of EV batteries.

World War II-era boat emerges from shrinking Lake Mead

As water levels drop at both Lake Mead and Lake Powell upstream on the Arizona-Utah line, states in the U.S. West increasingly face deeper cuts to their supply from the Colorado River.

Invasive snail that loves damaging plants, living in humidity found in Pasco County

Giant African land snails are considered one of the most damaging snails in the world. They have previously been eradicated twice in Florida – and one was found in Pasco County.

Supreme Court limits EPA's authority to regulate pollution from power plants

By a 6-3 vote, the Supreme Court said the Environmental Protection Agency does not have broad authority to regulate greenhouse gas emissions from power plants that contribute to global warming.

Grand Canyon won't seek volunteers to kill bison this fall

The park used skilled volunteers selected through a highly competitive lottery last year to kill bison, part of a toolset to downsize the herd that's been trampling meadows and archaeological sites on the Grand Canyon's North Rim.

Arizona lawmakers rewrite Ducey’s plan for $1 billion for new water

The Water Infrastructure Finance Authority will now be a standalone agency with oversight from a new board and some from the Arizona Legislature.

Arizona legislative session comes to an end overnight

Governor Doug Ducey released a statement overnight praising lawmakers' work in passing a bipartisan budget agreement, as well as investing in education, public safety and infrastructure.

Why does the air quality get so bad in summer?

When the sun comes out in the summer and temperature soar, the air quality in large cities usually takes a turn for the worse -- especially ozone levels. 

National Pollinator Week: Why we should thank a bug for dinner

This week is National Pollinator Week. It's time to give thanks and reflect on the tireless service that bees, birds, bats, butterflies, moths, flies and many more animals perform every spring and summer. But why?

Lake Mead: Drought-stricken reservoir near Vegas hits new lowest level since 1930s

The water level of Lake Mead, which was created in the 1930s with the completion of the Hoover Dam, continues to fall. It has dropped 180 feet since 1983.

Show Your Stripes Day: How a colorful graphic raises awareness of climate change

Climate Central has created "Warming Stripes" graphics for 179 cities, 49 states and the globe that include available data up to 2021. Here's how you can find one for your city.