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30 results for "ground level ozone"
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Obama Bails on Smog Plan

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Bowing to pressure from big business, the President abandons tougher ozone standard

President Obama, under mounting pressure from business groups and Republicans in Congress, has withdrawn a plan to strengthen emissions rules for smog-causing chemicals. The abandoned Environmental Protection Agency standard would have dramatically reduced emissions of ground-level ozone. For American eco advocates, the announcement is salt in a wound opened by a series of White House decisions......read more

Obama's Smog Gaffe

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Why abandoning tighter ozone regs was a bad move -- and what's next?

President Obama's environmental concessions (read: cave-ins) continue to pile up, and American environmentalists are rightly losing faith. His latest retreat, on ozone regulation, comes just days after the State Department gave the go-ahead for the controversial Keystone XL oil sands pipeline from Alberta to Texas. The smog announcement was conveniently released on Friday before......read more

L.A. Adopts Sustainable Planting Rules

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Strawberry and thyme among drought-tolerant plants approved for city's residential parkways.

The Los Angeles Board of Public Works has announced sustainable new rules for residential parkways. LA Times Greenspace reports that Los Angeles-area homeowners will now be allowed to plant drought-tolerant, turf substitute ground-cover plants in residential parkways without a permit. Previously, homeowners were only allowed to plant street trees and grass without a permit. Residential parkways......read more

Stricter Smog Limits Proposed

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Factories, power plants and landfills face crackdown with EPA's new ozone proposal.

The LA Times reports today that the Environmental Protection Agency has proposed the nation's strictest-ever smog limits this morning, a move that could put large parts of the country in violation of federal air quality regulations. The EPA proposed allowing a ground-level ozone concentration of between 60 and 70 parts per billion, down from the 75-ppb standard adopted under President George......read more

Smog Carried From Asia to Western U.S., Study Says

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Experts say Asian smog accounts for 29% increase in baseline ozone since 1984.

Ozone from Asia is wafting across the Pacific on springtime winds and boosting the amount of the smog-producing gas found in the skies above the Western United States, researchers said in a study released Wednesday. The study, published in the journal Nature, looks at a phenomenon that has puzzled scientists in the last decade: Ground-level ozone has dropped in cities thanks to tighter pollution......read more

Hanging Hammocks Hundreds Of Feet Above Ground

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Sebastian Wahlhutter Photographed The Highland Meeting Monte Plana

One century ago, fierce battles broke out in the shadow of Monte Piana in the Italian Dolomites as WWI began. The 18,000 young soldiers who lost their lives at that site were honored this past week at the 2015 Highline Meeting Monte Piana, an annual event that unites young people from all over the world through their shared passions for adventure and the sport of highlining. Since the first......read more

A Parched State Looks to Regulate Private Water Drilling

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Drought-stricken California passes law on drilling for groundwater

Felicity Barringer for The New York Times: FRESNO, Calif. — The small prefab office of Arthur & Orum, a well-drilling outfit hidden in the almond trees and grapevines south of Fresno, has become a magnet for scores of California farmers in desperate need of water to sustain their crops. Looking at binders of dozens of orders for yet-to-be-drilled wells, Steve Arthur, a manager, said,......read more

Incredible Cave Photography by Robbie Shone

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British adventure photographer captures extreme underground environments around the world

Robbie Shone is attracted to places many of us would prefer to avoid. The Innsbruck-based British adventure photographer explores deep, dark underground caverns around the world, using creative lighting to capture the spaces as they have never been seen before. His caving adventures have led him to some of the deepest and longest cave systems known to man, including extreme locations in the Alps,......read more

Invention Harvests Electricity from Background Radiation

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Device could be used to beam power to remote locations or recharge phones wirelessly

Engineers at Duke University have designed a gadget that captures background radiation and converts it to useable electricity. Operating on the same principle as solar panels that capture light energy, the "metamaterial cells" can harvest microwaves with an efficiency of 36.8 percent -- the same efficiency as modern solar cells. The Daily Mail reports: The development raises exciting......read more

Massive Underground Water Reserve Discovered in Kenya

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Aquifer discovery is a game-changer in a country plagued by drought

In some of the biggest environmental news of the year, the Kenyan government announced the discovery of a huge underground water reserve in Turkana, an arid region in the northern part of the country. It's so big, they say, that it could meet the arid country's water needs for the next 70 years. Scientists from UNESCO and the Kenyan government teamed up on the water-searching project. Using......read more

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