Shortage of land for waste disposal and landfill sites is one of the biggest problems faced by most of large urban areas in the world, resulting in a serious negative effects on the human, social, and environmental surroundings. Choices a very limited in the overpopulated and confined cities, where tons of garbage are having […]
Indoor air can become polluted if contaminants accumulate inside buildings. Common contaminant groups include dusts (particulates), vapors and gasses, as well as biological agents. Some indoor contaminants occur naturally, but most are generated by materials or activities in or around the building. Certain indoor air pollutants, such as asbestos, formaldehyde, carbon monoxide, and lead, cause […]
One Billion Affected Without water, life would not exist. It is a prerequisite for all human and economic development. Yet today, nearly one billion people – about one in eight – lack access to clean water. More than twice that many, 2.5 billion people, don’t have access to a toilet. There has been significant public […]
