Engine emissions remain a central focus in the heavy-duty trucking industry. This is due to upcoming regulations such as EPA ...

The Environmental Protection Agency and California Air Resources Board have established that NOx and particulate emissions ...

Low Emissions Zone (ULEZ) is well-publicised but other cities' Clean Air Zone (CAZ) rules are inconsistent and confusing for motorists. Our guide clears the fog. What is a CAZ? We explain all Find out ...

Isuzu MU-X LSU has done three DPF burns in the last two weeks. I do long distances, but why is this happening so often? My experiences with the very latest turbo-diesel engines available suggests that ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling.

And clean energy is crucial to its solution. In a world grappling with climate change, clean energy plays a vital role in reducing emissions, and can also benefit communities lacking access to ...

The International Day of Clean Energy on 26 January was declared by the General Assembly (resolution A/77/327) as a call to raise awareness and mobilize action for a just and inclusive transition to ...

If we want them to work at their best, we need to do a little work ourselves to keep them as clean as possible, which will help them work more effectively and prolong their lives. The warm ...

California has decided to abandon its groundbreaking regulations phasing out diesel trucks and requiring cleaner locomotives because the incoming Trump administration is unlikely to allow the state to ...