An investment of US$6 billion annually in disaster risk management would result in avoided losses of US$360 billion over the next 15 years says this fourth edition of the United Nations Global Assessment Report on Disaster Risk Reduction (GAR).  

Sewage Treatment plants are used to treat sewage generated from residential, institutional, commercial and industrial establishments which includes household waste liquid from toilets, baths, showers, kitchens, sinks and so forth that is disposed of via sewers.

This document brings together the different pieces of knowledge on climate risks. It examines the vulnerability of European cities to climate change and analyzes how climate risks are being managed.

Rural-urban migration continues to attract much interest, but also growing concern. Migrants are often blamed for increasing urban poverty, but not all migrants are poor.