At the Great American Agriculture Celebration on the White House South Lawn Friday, President Trump announced that the ...

Critics of the current EPA say it is favoring industry over public health by rolling back or weakening pollution and climate ...

New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...

One small mistake can lead to costly engine damage fast.

EPA is removing DEF sensor requirements to end costly equipment shutdowns and save farmers an estimated $4.4 billion annually ...