The compost feeds new plants and helps them grow better, healthier. The concept behind landfills was that the waste buried would break down organically and eventually make the soil richer. In reality there's not enough air and moisture to foster the growth of bacteria necessary for decay. One year of a big newspaper pile, takes up the amount of space as 19,000 crushed aluminum cans. In some communities recycling is mandated.
Environmental protection is a new theme that came to be at waste management.
Most of today's waste management technologies have been around for centuries. Originally garbage was not a problem. Nomadic tribes followed herds of game and left their waste behind. Around 10,000 B.C. people began to stay in one place and found that they had live with their garbage. The challenge started on what to do with this waste.