GeoLog

Natural Hazards

Taking the pulse of an extreme landscape

Taking the pulse of an extreme landscape

Welcome to Taroko National Park. Would you like to borrow a safety helmet? In this precipitously steep landscape, covering one’s head is strongly encouraged. Rockfalls and landslides, triggered by frequent seismic activity and torrential rainfall, are mainstays in Taiwan’s preeminent national park. Evidence of this mass-wasting is everywhere: roadways are littered with fallen rocks, boulders choke ...[Read More]

Imaggeo on Mondays: Setting trees aflame to understand the carbon balance of fires

Imaggeo on Mondays: Setting trees aflame to understand the carbon balance of fires

Smoke clears after an experimental wildfire in Australian eucalyptus forest carried out for carbon balance estimations of wildfires. We meticulously measured the carbon in all leaves, twigs, logs and bark in a forest block about 35km east of Manjimup and then they set it on fire with help from the Dept. of Parks and Wildlife, [Western Australia]. We the counted the carbon all over again including ...[Read More]

Imaggeo on Mondays: Mount Bromo – volcanic deity

Imaggeo on Mondays: Mount Bromo – volcanic deity

Featured in this photo, rising out from a sea of violet fog at dawn, is one of Indonesia’s most iconic volcanoes, Mount Bromo. The mountain is a large volcanic crater, also known as a caldera, which formed when an ancient cone volcano collapsed in the late Pleistocene and early Holocene epochs, between 126,000 and 8,300 years ago. The current structure stands at 2,392 metres in the eastern region ...[Read More]