Complex sentence: Led by atmospheric physicist John Latham and engineer Stephen Salter, the team attempted to make reflective clouds to bounce more of the Sun's heat generating rays back into space as a stop-gap against global warming.
Split into simpler sentences: Led by atmospheric physicist John Latham and engineer Stephen Salter, the team attempted a Cloud reflectivity enhancement experiment. Their goal was to make clouds more reflective in order to bounce more of the Sun's heat generating rays back into space as a stop-gap against global warming.