Emergency crews respond to a reported ammonia leak at the CVR Nitrogen Plant in Coffeyville, and transported multiple people to the hospital.

An ammonia leak at the CVR Nitrogen Plant in Coffeyville hospitalized several people on Saturday, officials say.

Chemicals group Yara aims to cut all CO2 emissions from its Porsgrunn ammonia plant in Norway to enable it to produce carbon-free fertilisers and shipping fuel, it said on Monday.

Family members and supporters of an Alabama inmate scheduled to be executed this month pleaded Wednesday for the state to spare his life as he maintained ...