News and Articles


Commercial-scale Test of New Technology to Recover Coal from Sludge Successful

A new technology for removing water from ultrafine coal slurry has been successfully tested at the commercial scale at an operating coal cleaning plant. The technology offers the possibility of reducing the coal slurry impoundment problem from the source.

U.S. Chamber Challenges EPA Action on Texas' Air Authority

A U.S. Chamber of Commerce spokesman said that the federal agency is trying to fix flexible permitting, but the process was not broken.

American Chemistry Council Asks Senate to Postpone GHG Regulation

The council and 23 other associations are asking both houses of Congress to rein in the U.S. Environmental Protection Agency.

Groups Settle with National Coal for Reports on Selenium Discharges

Tennessee Clean Water Network, Statewide Organizing for Community eMpowerment, and the Sierra Club Tennessee Chapter had filed a Clean Water Act lawsuit against the company's discharges from a mountaintop removal mine.

IBM Works with Nature Conservancy on Sustaining Watersheds Program

The team will establish a Website for watershed managers and planners to analyze river basins, and make more informed decisions.

Home Energy Monitors May Not Sustain Savings Over Time

Delft University of Technology researchers conducted a literature review and examined the effectiveness of home energy management systems for more than four months.

Organic waste for compost

Good Compost Neighbor Uses Robust Odor Control

One company minimizes odors from the start by quickly processing organic materials into the composting cell and employing covered aerated static pile technology.

Gilbert Highliands renovation used stimulus funding to make the property more energy efficient.

Renovation Complete, Stimulus-funded Development Reopens in Maryland

Montgomery Housing Partnership transformed a 57-year-old building into a modern, more efficient and affordable complex.

Blue Plains Facility Has Until 2015 to Meet New Nitrogen Limits

EPA is reissuing permits for significant wastewater facilities to protect the Potomac River and Chesapeake Bay.

EPA Asks 9 Hydraulic Fracturing Services for Chemical, Process Data

The agency is "drilling down to bedrock" to uncover the impact of the process on drinking water sources.

SEPTA to Deploy Smart Electrical Grid Technology Project

Viridity Energy will deploy its software optimization system to allow SEPTA to recycle the energy created from the regenerative braking ability of trains and trolleys at a high use propulsion substation in Philadelphia, which will in turn improve power quality, produce energy savings and generate revenues.

Agency Marks Clean Air Act Anniversary with Live Webcast

Set your calendar for 11:45 a.m. EDT on Sept. 14.

Mr. President, Please Don't Forget about Water Infrastructure

AWWA reminds Obama of the need for funding repair and replacement of water treatment facilities and distribution systems.

EPA Schedules GHG Permit Hearing for Tuesday

With just a few days' notice, the U.S. Environmental Protection Agency set a public hearing on its temporary permitting plan, which will be used for large greenhouse gas emitters in states that aren't ready to manage the process.

Change the World Challenge Includes High School Students

Students will be judged on both their ability to create a positive, measurable solution to a local sustainability issue or challenge using scientific methodology and their ability to explain how the solution can be replicated by other communities.

SiteWise Tool Assesses Environmental Footprint of Cleanups

Navy mandates the use of new assessment tool, co-developed with Battelle, in feasibility studies at all of its remediation sites.

Beach embayment design keeps sand and contaminants in.

Numerical Ocean Models Help Find Causes of Dirty Beaches

U.S. Geological Survey and Michigan State University study applies NOAA models to determine the pathways of contaminants and indicator bacteria.

Feds Leverage Tech Know-how to 'Green' 5 State Capitals

EPA, the Department of Housing and Urban Development, and the U.S. Department of Transportation will provide sustainable design assistance to Boston, Jefferson City, Hartford, Charleston and Little Rock.

GWI Revises Desalination Market Forecast

Global Water Intelligence predicts the industry will not exceed its 2007 performance of 7.5 million cubic meters per day until 2012.

Algae Aqua-Culture Technology to Use Stimulus for Biodigester Plant

The company's technology turns wood chips and algae into methane and organic fertilizer.