LAHORE: Motorcyclists and motorists pass through a road here on Friday with their lights on because of the heavy fog which has engulfed the city for the last few days. Massive fog engulfs Lahore in the morning hours, with the air quality index touching 470 mark which, according to experts, is hazardous. — AFP LAHORE: Prime Minister Imran Khan has said that governments in parliamentary democracy do not think beyond their tenure of five years for their vested interests though the future of countries depends on long-term planning. He called upon the nation to join the 10 billion trees planting campaign to help reverse the smog, a silent killer, and environmental pollution.