In continued collaboration as a member of the Climate TRACE coalition, the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, has expanded its efforts to use artificial intelligence and satellite imagery to track emission sources around the world. In continued collaboration as a member of the Climate TRACE coalition, the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, has expanded its efforts to use artificial intelligence and satellite imagery to track emission sources around the world. Environment Phys.org – latest science and technology news stories