The Environmental Protection Agency has updated its guidance for certification of truck engines using selective catalytic reduction to reduce emissions, calling on SCR engine makers to develop warning ...

When it comes to reducing the nitrogen oxide (NOx) emissions of diesel-burning commercial vehicles, selective catalytic reduction (SCR) is firmly in place as today’s technology. And these systems are ...

GILBERT, Ariz., Feb 6, 2004 — Catalytica Energy Systems Inc., a provider of NOx solutions for combustion-related applications in the power generation and transportation industries, announced that it ...

Today, July 7, is the last day to submit written comments on proposed changes to the Environmental Protection Agency’s rules governing the design of SCR systems to meet emission requirements.

The Engine Technology Forum (ETF) today announced the availability of the recorded version of its April 20 webinar, "Making Diesel Clean: What You Need to Know About SCR and DEF," which brought ...

Diesel aftertreatment system features integrated soot blower which offers greater NOx reduction and enhanced catalyst performance IMABARI, Japan--(BUSINESS WIRE)--Tenneco (NYSE: TEN), a leading global ...

This story appears in the June 13 print edition of Transport Topics. The Environmental Protection Agency last week updated its guidance for certification of heavy-duty truck engines using selective ...

OSAKA, Japan--(BUSINESS WIRE)--Hitachi Zosen Corporation (TOKYO:7004) has announced that it received an order today from a major Chinese manufacturer of large marine diesel engines, Dalian Marine ...

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...

As a result of the Cross-State Air Pollution Rule (CSAPR) and the Ozone National Ambient Air Quality Standard (NAAQS), utilities such as Duke Energy are faced with the need to achieve further ...

The Marine Environment Protection Committee (MEPC) met for its 83rd session in person at IMO Headquarters in London from April 7-11, 2025. The meeting was chaired by Dr. Harry Conway (Liberia), with ...