Climate and environmental crises dominate headlines with extreme heat, water scarcity, air pollution, and wildlife threats spanning North America, while infrastructure failures and conservation conflicts intensify pressure on vulnerable communities.

Toronto faces worst air quality in the world due to smoke from over 100 active wildfires in northern Ontario, prompting Environment Canada health warnings as skies turn yellow.

Puerto Rico residents reach breaking point after weeks without water following a pipeline rupture, driving up costs and intensifying pressure on the water utility amid comparisons to hurricane damage.

Extreme heat is creating a climate divide: access to air conditioning increasingly determines survival inequality, with resource-rich countries adapting while developing nations remain vulnerable.

California experiences its sharkiest summer in years as juvenile great whites move north due to El Niño warming waters off Mexico, though human incidents remain rare.

Heat domes in the US Midwest are disrupting radio, TV, and microwave signals by causing them to travel hundreds of miles farther than normal, affecting communications infrastructure.

A tributary of the Colorado River faces unprecedented pressure in ongoing US water wars, with visitors and conservationists concerned about the long-term survival of this last wild American western river.

Bipartisan Texas residents are uniting to fight Trump's proposed Big Bend border wall, citing threats to homes, livelihoods, and Rio Grande wilderness despite political differences.

An Israeli private investigator trial could expose who paid hackers targeting Exxon climate critics, with climate activists closely watching the court case as Exxon denies involvement.

The FCC approves testing of a space mirror technology to reflect solar rays onto Earth's night side, turning darkness to day over a three-mile-wide patch despite significant outcry from astronomers.

Yellow-legged hornets invading South Carolina's Lowcountry threaten local honey crops, prompting a state team of bee defenders to wage what they describe as a war to save bees from the invasive species.