Add Yahoo as a preferred source to see more of our stories on Google. PHOENIX (AP) — When temperatures soar as they have this week in downtown Phoenix, homeless people ride the air-conditioned light ...

When temperatures soar as they have this week in downtown Phoenix, homeless people ride the air-conditioned light rail to avoid a heat so brutal it killed 155 people in the city and surrounding areas ...

The urban heat island effect, exacerbated by concrete and buildings, significantly contributes to Phoenix's high temperatures. Lower-income and minority neighborhoods experience disproportionately ...

In a remote corner of the Pacific, the nation of Kiribati has created the world's largest marine reserve, the Phoenix Islands Protected Area. The reserve covers 410,500 square kilometers and is home ...

PHOENIX (AP) — When temperatures soar as they have this week in downtown Phoenix, homeless people ride the air-conditioned light rail to avoid a heat so brutal it killed 155 people in the city and ...