Rocky Mountain Dust-up: Runoff’s Dirty Secret
The dust on high peaks, blown in from Southwestern pastures, farms, mining roads and off-road vehicle parks, is hastening snowmelt and reducing the runoff into the Colorado River, scientists say.
Browsing Tag
Climate Change
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Climate Change Could Spell Disaster for National Parks
Hotter temperatures, higher seas viewed as "greatest threat ever" to country's scenic treasures.
Busting Myths About Photovoltaics
Fresh from the European Union photovoltaic conference, our John Perlin takes on some of the misconceptions clouding the solar power movement.
Roving Herds of Grazing Climate Helpers
A smarter way of raising herd animals, known as holistic management, may be a catalyst to helping the soil reclaim its role as a global carbon sponge.
Solar on the Cheap: Thanks Purple Pokeberry!
A dye made from the purple pokeberry — a common weed — proves uncommonly effective at juicing up the prospects for solar power.
Viewing Poisons at Our National Parks
A groundbreaking study of pristine national parks in the Western United States found an amazing array of airborne pollutants, including some chemicals banned for decades.
The Balance of Evil-Doing: Kiri’s Impacts
Having completed his 5,000-mile voyage, Kristian Beadle weighs his trip's carbon use and examines whether the benefits balance the costs.
Putting Climate Researchers Under the Microscope
Scientists who argue for human-caused climate change published twice as many papers and are cited 64 percent more often than researchers who doubt climate change.
Artists of Restoration at Playa Viva
In the spirit of lighting a single candle rather than cursing the darkness, the innkeepers at Playa Viva are shining a light on 'regenerative design.'
Ice Capades At the Ends of the Earth
A mile-and-a-half-long ice cube tells a story about Earth's climate.