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The Denver suburb of Castle Rock, Colo., limits water use in future developments. Homeowners are embracing water-efficient yards. RJ Sangosti/MediaNews Group/The Denver Post via Getty Images

Water conservation works, but climate change is outpacing it: Phoenix, Denver and Las Vegas offer a glimpse of the future

Cities have the best chance of reducing water use when people actively participate in water conservation, but even that might not be enough in the future.
Farmers in some regions are being encouraged to preserve and establish grasslands that can survive drought and protect the soil. AP Photo/Mark Rogers

Grim 2022 drought outlook for Western US offers warnings for the future as climate change brings a hotter, thirstier atmosphere

La Niña is only part of the problem. The long-term driver of increasing drought – even in areas getting more rainfall overall – is the rapidly warming climate.
US Attorney General Jeff Sessions speaks to law enforcement officers in St. Louis. REUTERS/Lawrence Bryant

How crossing the US‑Mexico border became a crime

Trump’s administration plans to ramp up prosecution of unauthorized border crossings. Here’s the story of how it became illegal in the first place.
Low-cost carrier Southwest Airlines is renowned for its high levels of employee and aircraft productivity. AAP

A tale of two airlines: Can low‑cost carriers be sustainable and good places to work?

The recent collapses of Air Australia, Malev and Spanair raise questions about airline strategies and business models. With rising fuel prices and continuing economic turmoil in Europe and elsewhere, what…

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