volcanic

All roads lead to disruption following volcanic eruption

A multi-hazard scenario of an Auckland Volcanic Field (AVF) eruption reveals the potential impact on transport infrastructure and network users.

Tags:Auckland Emergency Management eruption field hazard infrastructure scenario transport volcanic

On the road to solutions for volcanic ash-affected transport links

Volcanic ash can play havoc with transport infrastructure, disrupting vital networks. The degree of disruption depends on particle size and deposit thickness, weather conditions, road surface materials and mitigation actions.

Tags:airport ash disruption Emergency Management hazard infrastructure intensity maritime network rail road surface transport volcanic

Role model for post-volcanic eruption clean-up

Volcanic ash fall (tephra) can damage or even destroy buildings and infrastructure and threaten health and well-being, along with having a massive impact on both the local and national economy.

Tags:ash Auckland Disaster Emergency Management field hazard recovery response Risk volcanic waste

DEVORA scenarios for volcanic risk mitigation

Several eruption scenarios set the scene for developing better volcanic risk mitigation and asset management practices.

Tags:asset Auckland Communication Eduction Emergency Management field infrastructure management mitigation Risk volcanic

Dynamic approach to uncovering the potential eruption impact of base surges

Observations and numerical models can help explore the depositional mechanisms, macroscale current dynamics, and potential impact on the city of dilute pyroclastic density currents (PDCs) in the Auckland Volcanic Field (AVF).

Tags:Auckland base surge current density dynamics Emergency Management field impact models pyroclastic volcanic

What lies beneath? Finding faults via ancient topography

A detailed study of the ancient and modern topography of New Zealand’s most populous city, Auckland, has revealed significant concealed fault offsets beneath the region’s volcanic field deposits.

Tags:Auckland Auckland Volcanic Field (AVF)block faulting borehole analysis concealed faults faults field geology Junction Magnetic Anomaly magnetic structural topography volcanic Waitematā Group erosion surface

Assuming the mantle of eruption scale analyst

The scale of eruption in the Auckland Volcanic Field (AVF) appears to be controlled by the dynamics of the soft area (asthenosphere) of the upper mantle.

Tags:asthenosphere Auckland Communication education field lithospheric mantle monogenetic Teaching volcanic

Bore into the real value of ambient seismic noise

The orientation of horizontal components of borehole seismometers is unknown on installation. However, it is crucial to any multicomponent seismic analysis.

Tags:Auckland borehole field horizontal orientation seismic seismometers volcanic

Flow of Auckland data puts focus on volcano eruption rates

The rate of activity in the Auckland Volcanic Field (AVF) in the upper North Island of New Zealand has been increasing for the past 60,000 years, suggesting that the field is still in its infancy.

Tags:chemistry education Emgency management eruption field geology history qualitative research volcanic

Determining Volcanic Risk in Auckland

Stories Tagged ‘volcanic’

All roads lead to disruption following volcanic eruption

On the road to solutions for volcanic ash-affected transport links

Role model for post-volcanic eruption clean-up

DEVORA scenarios for volcanic risk mitigation

Dynamic approach to uncovering the potential eruption impact of base surges

What lies beneath? Finding faults via ancient topography

Assuming the mantle of eruption scale analyst

Bore into the real value of ambient seismic noise

Flow of Auckland data puts focus on volcano eruption rates

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