Arizona will again go without 18% of its total Colorado River allocation, while Mexico loses 5%. The reduction for Nevada — ...

Arizona, Nevada and Mexico will be subject to substantial cuts from their Colorado River allocations for the third year in a ...

A Tier 1 water shortage will remain in effect through 2026 for Nevada, Arizona and California, the federal government ...

Arizona, Nevada y México volverán a vivir con menos agua del río Colorado mientras persiste la sequía en el oeste de Estados Unidos, ...

After one of the Colorado River’s driest years in decades, Lake Mead and Lake Powell — the largest reservoirs in the country ...

Fossilized teeth show that two different kinds of ancient human ancestors coexisted more than 2 million years ago. One of ...