Controlling sewer systems in real time to improve water quality in urban areas
Blog
Martin Pleau holds a PhD in Chemical Engineering from Queen’s University with a specialization in process control. During his 25 years with Tetra Tech, he pioneered the development of Csoft®, a model-based control software designed to improve the management of urban drainage systems and protect human health and the environment. This innovative software is now used to manage water systems in several large cities in North America and Europe.
Driven by a passion for wildlife and a desire to leave a different kind of legacy, the Johnsonburg Mill found a perfect use for the nutrient-rich byproducts of the paper manufacturing process. Our land restoration efforts are bringing new life to the natural spaces in our Pennsylvania community.
Jumping in the shower each morning, or taking a bath, is something many of us take for granted. After all, access to safe water, sanitation and hygiene (WASH) is a basic human right.
Two-year independent study on composition of hundreds of "scrubber" wash-water samples provides hard scientific evidence that company's Advanced Air Quality Systems are well within compliance of IMO's most stringent wash-water quality guidelines
Press Release
MIAMI, August 15, 2019 /3BL Media/ – Carnival Corporation & plc (NYSE/LSE: CCL; NYSE: CUK), the world's largest leisure travel company, recently released the results of an independent, two-year scientific wash-water study that shows the company's Advanced Air Quality Systems are a safe and effective means for compliance with the International Maritime Organization's (IMO) 2020 requirements, which include regulations for cleaner air emissions and strict wash-water quality standards.
Recognizing our innovative use of GIS technology in support of the Hurricane Irma emergency response
Article
Esri, a global market leader in GIS software, recognized Tetra Tech with a Special Achievement in GIS (SAG) Award at the 2019 Esri User Conference held on July 10th in San Diego, California. Tetra Tech received this honor for its vision, leadership, and innovative use of Esri’s GIS technology in support of the U.S. Environmental Protection Agency’s (EPA) response to the Hurricane Irma disaster. Jack Dangermond, president and founder of Esri, personally selected recipients and presided over the ceremony.
The fishermen of San Benedetto del Tronto on Italy’s Adriatic coast are more used to filling their nets with fish than anything else. But in recent years they have noticed the increasing level of seaborne plastic waste.
Plogging is a Swedish concept which combines jogging and picking up litter. Developed in Scandinavia, it quickly spread to major cities all over the world, and these today form an important network for raising awareness about urban waste.
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Plogging is a Swedish concept which combines jogging and picking up litter. Developed in Scandinavia, it quickly spread to major cities all over the world, and these today form an important network for raising awareness about urban waste.
Transforming the future of engineering by highlighting female role models
Blog
Diane MacMillan is a chemical engineer who specializes in remediation, focusing on Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) programs to manage the cleanup of sites contaminated with hazardous substances and pollutants. She joined Tetra Tech in 2001 and applies her experience to the environmental management market. Diane earned a Bachelor of Science in Chemical Engineering from the University of Wyoming.
For more than 40 years, we have partnered with industry, academia, and allied governments to make the world a cleaner, safer, and more secure place. We have performed environmental cleanup work at more than 500 contaminated sites across the world, managed operations at vital national security projects, and helped the U.S. and other countries reduce threats posed by weapons of mass destruction. Their results will benefit people and the environment for centuries to come.
Pueblo Chemical Agent-Destruction Pilot Plant, Colorado
Efforts to reduce nutrient levels are shifting and becoming more widespread as water and wastewater utilities work to improve effluent and adhere to regulations
Article
Nutrient pollution and the resulting excess of nutrients in waterbodies continues to plague aquatic environments around the world, threatening waterways, fish and plant life — and even public health. The runoff of phosphate and nitrogen from farming, stormwater, wastewater treatment plant discharges and other sources into waterbodies continues to unbalance ecosystems, resulting in toxic algal blooms and hypoxic dead zones.
