Administrator Lee Zeldin unleashed a list of environmental rollbacks, targeting trucking's GHG3, heavy-duty NOx, and more. He ...

NOx gases - change the chemical composition of floral odors, making it harder for them to identify and locate flowers that they're normally attracted to, National Geographic reports. While this ...

The trucking industry is applauding a move by the U.S. Environmental Protection Agency to revisit the Greenhouse Gas Phase 3 regulations for commercial vehicles, which have been criticized as a de ...

EPA announced Wednesday it will reconsider the Phase 3 GHG regs for heavy-duty trucks and the 2022 Low-NOx rule for trucks -- ...

The South Coast Air Quality Management District (AQMD) released the third preliminary drafts of Proposed Amended Rules (PAR) 1111 and 1121, which aim to reduce nitrogen oxide (NOx) emissions by ...