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More Climate Change Stories

Upper Colorado River drought plan triggered for first time

A recent federal forecast showed one of the river’s biggest reservoirs -- Lake Powell in Utah -- dropping below a critical threshold.

Predicted Arizona dry year could impact trees, cause fires

After driest year on record in 2020, no relief is in sight

Colorado River watershed forecast looks very dry for start of 2021

The Colorado River’s largest reservoirs are likely to drop next year if demands stay the same.

Phoenix posts its hottest summer and autumn in city history

Arizona's capital already has shattered its record for the most days of triple-digit heat in a calendar year.

Major changes in environmental policy expected under Biden

Reclassifying Arizona waterways is among the items on the new administration's agenda

As Western fires burn, focus narrows on forest management. But it’s easier said than done

Correcting the mistakes of the past is tougher than it sounds, as managers work to get ahead of coming wildfires and learn from previous ones.

In grasslands plagued by invasives and drought, wildfires fuel calls for new solutions

Invasive plants and climate change are changing the relationship between vast rangelands, drought and wildfire.

For the West’s drinking water, wildfire concerns linger long after smoke clears

For municipal drinking water systems, fires are felt for years after they’re snuffed out.

Homeowners who avoid wildfire damage can find themselves in new flood zone

Even long after the flames of a wildfire are gone, those who live nearby face a serious increase in the threat of flooding.

Tucson Electric Power looks to expand renewables, raise customer rates

TEP’s plans to raise rates and install a transmission line near historic neighborhoods are not without controversy.

In Yellowstone, America's 'first water park,' decades-old blaze marked start of megafire era

The wildfires ushered in a chapter of massive, frequent blazes as well as a new understanding of the ecological process.

Climate change likely to keep hammering Colorado River's biggest reservoirs, model shows

Projections show an increasing likelihood of official shortage declaration before 2026.

Tucson City Council to vote on climate emergency declaration

Plan calls for carbon-neutral city operations by 2030.

'Feels like the end of the world': Tucson grapples with record heat during pandemic

The desert community has faced both soaring temperatures and life under the coronavirus, as some work to mitigate the impact of a warmer future.

The risks of severe heat

The hottest summer in the city’s history came during a global health crisis, leaving many residents at risk for heat-related issues.

Heat, COVID-19 and isolation put mobile home parks at risk

Ten percent of metro Tucsonans live in manufactured housing. But residents there face risks made worse by COVID-19 and record heat.

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