A glimpse on Cairo's air The path to the implementation of Law 4/1994, known as the Environment Law, is overworked with obstacles, but advancement is being made nonetheless. The need to regulate lead foundries and other polluting industries, cut down vehicle exhaust emissions often has environmen...

We have produced various excretions and wastes as a result of a production activity or consumption activities. ¡¡When there was less quantity of waste, it was fully processed by the natural purification action. But when the excretions became abundant and surpassed the amount that mother nature cou...