The colossal growth of urban centres across the globe is associated with a whole host of social and environmental problems, not least of which is the intensive outpouring of human waste.

It is highly flammable, and when not burning, is also a greenhouse gas. Addressing this problem is crucial for urban waste management and combating climate change. India generates 50 million tons ...

MADRID (Reuters) - Spanish police said on Tuesday they had apprehended a gang suspected of smuggling more than 40,000 tons a year of untreated urban waste from Italy to Spain. In a statement ...