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Environmental Concerns

5 things to know about coal trade, global warming

5 things to know about coal trade, global warming

ADVANCE FOR MONDAY, JULY 28, 2014, AT 12:01 A.M. AND THEREAFTER - In this May 22, 2014, photo, sunlight reflects off of a chunk of coal at Dominion Terminal Associates' coal terminal in Newport News, Va. As the Obama administration weans the U.S. off polluting fuels blamed for global warming…

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5 things to know about U.S. coal exports

5 things to know about U.S. coal exports

As the Obama administration weans the U.S. off polluting fuels blamed for global warming, energy companies have been sending more of America’s unwanted energy leftovers to other parts of the world where they could create even more pollution. Here are five things to know about the issue:

21 hours ago Photos

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Not in my backyard: US sending dirty coal abroad

Not in my backyard: US sending dirty coal abroad

Worldwide demand for coal, perhaps fueled by U.S. exports, rose 3 percent in 2013. Experts predict it will continue to grow.  

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Just add water: AZ pushes for 'bioreactor landfills'

Just add water: AZ pushes for 'bioreactor landfills'

Chad Hancock, a technician with Engineering and Environmental Consultants Inc., uses a device to monitor the amount, concentration, temperature and percentage of methane gases from a well at the Los Reales Landfill. Wells are connected to vertical perforated piping that runs throughout the l…

December 29, 2012 12:00 amLoading…
Just add water: AZ pushes for 'bioreactor landfills'

Just add water: AZ pushes for 'bioreactor landfills'

The Arizona Department of Environmental Quality is seeking federal permits to convert landfills like Los Reales to bioreactors. The addition of water to the landfill is expected to accelerate the rate of waste degradation, creating more methane.

December 29, 2012 12:00 amLoading…
Just add water: AZ pushes for 'bioreactor landfills'

Just add water: AZ pushes for 'bioreactor landfills'

More liquids - and, critics fear, some illegal hazardous wastes - could be coming to Arizona's 39 garbage landfills if a new technology for treating landfill liquids wins federal approval.

December 29, 2012 12:00 am Photos

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Just add water: AZ pushes for 'bioreactor landfills'

Just add water: AZ pushes for 'bioreactor landfills'

This is the existing methane-capture system and part of the Los Reales Landfill gas-to-energy project. Bioreactor opponents are worried about additional water use and the threat of groundwater contamination.

December 29, 2012 12:00 amLoading…

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