Natural hazards have the potential to cause catastrophic damage and significant
socioeconomic loss. The actual damage and loss observed in the recent decades has …

Social media offers participatory and collaborative structure and collective knowledge
building capacity to the public information and warning approaches. Therefore, the author …

During the past few decades, technologies such as remote sensing, geographical
information systems, and global positioning systems have transformed the way the …

In this paper, we review some advances made recently in the study of mobile phone
datasets. This area of research has emerged a decade ago, with the increasing availability …

Social media is an invaluable source of time-critical information during a crisis. However,
emergency response and humanitarian relief organizations that would like to use this …

Accurate and timely estimates of population characteristics are a critical input to social and
economic research and policy. In industrialized economies, novel sources of data are …

Most severe disasters cause large population movements. These movements make it
difficult for relief organizations to efficiently reach people in need. Understanding and …

The COVID-19 pandemic is one of the defining events of our time. National Governments
responded to the global crisis by implementing mobility restrictions to slow down the spread …

The recent development of telecommunication networks is producing an unprecedented
wealth of information and, as a consequence, an increasing interest in analyzing such data …

This paper describes the deployment of a large-scale study designed to measure human
interactions across a variety of communication channels, with high temporal resolution and …