Environmental Industry Articles

Air & Climate

U.S. EPA`s Proposed Greenhouse Gas Standards for the Utility Industry - How Powerful Are They?

U.S. EPA`s Proposed Greenhouse Gas Standards for the Utility Industry - How Powerful Are They?

A major event in the Climate Change arena occurred on March 27, 2012 when, for the first time, U.S. EPA proposed Standards of Performance for New Stationary Sources (NSPS) for emissions of carbon dioxide (CO2).  The proposed standards ...


Energy & Renewables

Sunbeams from Space Mirrors in dawn-dusk Polar Orbit feeding Solar fields on the ground for Low Cost Electricity

Sunbeams from Space Mirrors in dawn-dusk Polar Orbit feeding Solar fields on the ground for Low Cost Electricity

A Space Power Satellite capable of providing solar electric power economically for 24 hours per day has been a dream for decades. However, the SPS concept is very complex since it assumes multiple energy conversion steps and includes ...


Environmental Management

Socio-Economic Valuation of the Goods and Services of the Paraná Delta Wetland

Socio-Economic Valuation of the Goods and Services of the Paraná Delta Wetland

Environmental problems can be analysed from different complementary points of view, from the perspectives of both the exact and natural sciences and the social sciences. From an economic point of view, one issue that often receives ...


Health & Safety

Mold, Mold Growth and Buildings

Mold, Mold Growth and Buildings

Concern about mold exposures in buildings continues to be a significant issue. The bottom line is that mold has been around for eons and is not going away.  It will grow whenever and wherever buildings get wet and materials suitable ...


Monitoring & Testing

Nutrient analysis system keeps wastewater plant in control case study

Nutrient analysis system keeps wastewater plant in control case study

Problem The Denver, Colo., Metro Wastewater Reclamation District wanted near real-time nutrient analysis for a very challenging headworks wastewater aeration process, consisting of a combination of centrate and RAS. The centrate and RAS ...


Soil & Groundwater

SEB Surfactant Enhanced Bioremediation Process Improves F3 & F4 Bioremediation to CCME Guidelines -case study

SEB Surfactant Enhanced Bioremediation Process Improves F3 & F4 Bioremediation to CCME Guidelines -case study

SEB Surfactant Enhanced Bioremediation process successfully cleans >4,000 Tons of F3 and F4 hydrocarbon contaminated soils at a remote site in Alberta. The SEB process was employed when the subject soils would not respond well to a ...


Waste & Recycling

Questions and answers on the Commission Communication `Towards a Circular Economy` and the Waste Targets Review

Questions and answers on the Commission Communication `Towards a Circular Economy` and the Waste Targets Review

What is a circular economy? A circular economy preserves the value added in products for as long as possible and virtually eliminates waste. It retains the resources within the economy when a product has reached the end of its life, so ...


Water & Wastewater

Apartment Water Test - Case Study

Apartment Water Test - Case Study

We had successfully mitigated this exact situation at another property (Family Tree Apartments] which also had extensive pin hole leaks and water heater failures. Based upon this prior exceptional success, it was clear that the H20 ...


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