Environmental Protection UK
UK association of environmental protection specialists. Works on environmental protection and management issues including air quality and noise.
http://www.environmental-protection.org.uk/

Seika Corporation
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http://www.seika.com/

U.S. EPA National Environmental Performance Track
US Environmental Protection Agency program to provide incentives for voluntary environmental protection initiatives.
http://www.epa.gov/performancetrack/

Sespi S.r.l.
Sespi s.r.l. opera nella progettazione impianti chimici ed elettrochimici, in particolare impianti per la produzione di idrogeno e ossigeno, consulenze ingegneria di dettaglio e calcoli di processo. Sede a Milano.
http://www.sespi.it/

Environmental Protection Engineering S.A., Greece
Environmental Protection Engineering SA. is the leading company in Greece in specialized environmental protection services and equipment, as well as in cathodic protection activities
http://www.epe.gr/

Haldor Topsøe A/S
Research and development in heterogeneous catalysis, licensing of process know-how, production and sale of catalysts, and engineering of process plants for the fertilizer, petrochemical, and refining industry and for environmental protection.
http://www.topsoe.com/

Environmental Protection Magazine
Environmental Protection is the source that environmental managers, consultants, plant operators and EHS professionals turn to for problem-solving solutions and regulatory information.
http://www.eponline.com/

Business.gov : Guide to Environmental Compliance
Learn how to adopt green business practices that help save money and the environment
http://www.business.gov/topic/Environmental_Compliance

The European Journal of Mineral Processing and Environmental Protection (EJMP&EP)
The purpose of the journal is to publish papers featuring developments in the fields of mineral processing, extractive metallurgy and environmental protection
http://www.ejmpep.com/journal.htm

Region III, Water Protection Division
Information on environmental and water quality programs administered by Region III (Mid-Atlantic region) of the U.S. Environmental Protection Agency.
http://www.epa.gov/reg3wapd/