Environmental Protection


Treating FGD Purge Streams

Many electric generating utilities that burn coal are engaged in retrofit projects using flue gas desulfurization (FGD) to meet emissions standards mandated by Phase 2 of the Clean Air Act.

Case Study: Putting Solvents in Their Place

Old ways of doing business are acceptable today if they comply with regulations and get the job done efficiently.


Water's Value Needs Clearer Definition

I believe that access to sanitation and water is a key component of human rights.

Case Study: No More Tipping and Tapping

Killing weeds isn't one of the primary responsibilities of a water and wastewater management facility, but it does require some care to do the job well and in compliance with California's Title 3 Pesticide Regulations.

The Shortest Distance between Two Points

Cloudcroft, N.M., holds more than one important distinction. It is home to the nation’s highest golf course at 9,000 feet, and its residents have implemented an integrated water conservation and indirect potable reuse project to supplement spring and well water with treated wastewater effluent.

Delivering Safety

Motor carriers must remain focused while transporting whatever they carry, especially if the cargo is hazardous materials.

An Exercise in Self-inspection

Environmental auditing had its genesis in the 1970s as a couple of newsworthy environmental incidents (for example, Love Canal and the Valley of the Drums) spurred EPA to promulgate a slew of new regulations.

The Domino Effect

In some ways, the 21st century has, so far, been a hostile time, with the Sept. 11, 2001, terrorist attacks, multiple school shootings, bombings in London and Spain, reports of increased border traffic and violence, and more.

McCain or Obama and the Water Environment

Having the annual WEFTEC conference in Chicago, just two weeks before the much anticipated Election Day can be a blessing or a burden.

WEFTEC.08 Tours

The Stickney Water Reclamation Plant and Abbott Laboratory Wastewater Pretreatment Plant tours are all about extremes.


Rollbacks Overshadow Bush's Environmental Record

Excerpts of Sen. Barbara Boxer (D-Calif.) prepared remarks for a Sept. 24 hearing on the Bush Administration's environmental record.

Case Study: Treatment System Removes Iron, Manganese Below MCLs

Serrano Water District in Villa Park, Calif., agreed to implement and test a water treatment system at the Villa Park Dam in an effort to explore affordable solutions for reducing high levels of iron and manganese in its water stream.

Case Study: One Technology, Three Applications

China's capital city has a long history of water scarcity. In recent years, rapid economic growth, pollution, and a population reaching 17 million have intensified the problem. It is estimated that Beijing's water availability per capita is 30 times below the international average.


REACH Urgency

Half of the non-chemical supplier companies doing business in Europe will be shut out of that market on Jan. 1. Are you one of them?

The Marketing Metaphor

In today's world, environmental, health and safety (EHS) professionals must acquire effective marketing skills to achieve their organization's EHS objectives.

Acid Mine Drainage

When groundwater flows through underground coal mines, metals and sulfate often leach from pyrite-laced coal and bedrock and discharge into a surface water body, becoming acid mine drainage.

Emerging Trends

Managing the Global Water Crisis Offers New Opportunities

The growing water shortage underscores the need not only for comprehensive conservation plans and re-allocation of water resources but for the development of new technologies and facilities that will convert non-potable water into fresh drinking water.

NASA Selects In-situ Chemical Oxidation for Leak Cleanup

The National Aeronautics and Space Administration's Kennedy Space Center in Cape Canaveral, Fla., has undertaken aggressive groundwater and soil remediation to treat an area of on-site petroleum hydrocarbon contamination.

Case Study: Water Straining

Whether used for cooling or processing, raw water drawn from lakes, rivers, and reservoirs must first be strained to remove dirt and debris that can harm critical process systems and equipment.

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