Africa has been the dumping ground of used electronic goods by developed countries since 2006.
There are about 15 million people in cities across the developing world who survive by collecting rubbish according to the Global Anti-Incinerator Alliance (GAIA), a non government organization.
The increased cost of energy dependent fertilizer and the need to conserve plant nutrients by recycling them have focused attention to organic material sources of fertilizers. One of the cheapest and most available organic substances is rice straw.
Environmentalists are unanimous that organic matter should be kept out of landfill, rivers and oceans. Organic wastes should be segregated from other wastes.