Global waste is expected to grow to 3.40 billion tonnes by 2050, more than double the population growth over the same period. According to a 2018 World Bank report, ‘What a Waste 2.0’ on solid waste management, the East Asia and Pacific region generates most of the world’s waste, at 23 percent.Landfills have been the cheapest method of disposal but the rapid growth of waste is making it harder to manage.