NH
Natural Hazards

Impacts

COVID-19 and natural hazards: a complex multi-risk scenario

COVID-19 and natural hazards: a complex multi-risk scenario

COVID-19 has been a disruptive ‘tsunami’ that most countries were not prepared to handle. The pandemic has been representing a global slow-onset long-lasting disaster that has drastically challenged all emergency management systems worldwide. The pandemic slow-onset disaster has been characterized by a prolonged emergency phase with varying intensity levels, and a cyclic behavior, where the interp ...[Read More]

Who’s afraid of Natech?

Who’s afraid of Natech?

Natural hazards that impact industrial sites and result in technological accidents, causing the release of hazardous substances, are referred to as Natech events. In the popular imagination, Natech accidents are triggered by major natural hazard events. However, experience tells us that low magnitude natural events, such as lightning or heavy rains, are sufficient to cause enormous adverse effects ...[Read More]

Define and assess drought, the herculean challenge!

Define and assess drought, the herculean challenge!

The frequency and intensity of drought periods have increased since the 1950s over most land areas [1]. In fact, between 1998 and 2017, drought was the sixth natural hazard associated with disasters (4.8% of the total number of disasters) but the second in terms of the total number of affected people (33% of the total number of affected people), causing more than 21,000 deaths [2]. For example, in ...[Read More]

Natural Hazards 101: Forecasting and modelling

Natural Hazards 101: Forecasting and modelling

With the Natural Hazards 101 series, we mean to bring our readers closer to the terminology often used in the field of natural hazards, but that may not be so familiar. In the first episode of the series, we focused on the definition of hazard and natural hazard. We moved then to the concept of risk, which brought us to define exposure and vulnerability. Later on, we digested the disaster terminol ...[Read More]