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Understanding weeds: life cycle

Weeds compete with native plants in our natural environments, and can dominate both natural ecosystems and areas of agricultural production. This competition limits biodiversity, as well as the economic potential for farmers. This activity will look closely at three different weed forms and children will learn about their ...

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Catalyst: What is a megafire?

Join Catalyst reporter Anja Taylor as she visits the Jemez Mountains in New Mexico and discovers the impacts of recent megafires on the landscape there. What is a megafire? And how is a megafire different from a regular wildfire? How have recent fires permanently transformed the landscapes that Anja and Professor Craig ...

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Meet the Fremantle Port Hostesses

In the 1960s, Marie Novak and Pauline Noble worked for the Fremantle Port Authority as hostesses, welcoming new migrants who arrived by ship. Why were hostesses needed? How do Marie and Pauline describe their time as hostesses? Compare the migration experiences of Marie's and Pauline's families. How did their backgrounds ...

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Catalyst: Tsunami prevention in the Pacific

By investigating sediments and debris left by devastating tsunamis throughout history, Japanese scientists are making discoveries that change the way we understand disaster prevention in the Pacific. Watch as research teams examine rocks and mud layers; create digital simulations of past tsunamis; and investigate the seabed ...

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BTN: New Zealand's earthquakes

Damaged buildings, flooded roads, and crashed cars! No, it's not a bad dream; it's actually the aftermath of an earthquake in Christchurch, New Zealand, in 2011. Find out about what causes earthquakes, the damage they cause, and why Christchurch was rocked by two quakes within six months. This clip includes footage of earthquake ...

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BTN: Volcanoes and people

Imagine living in the shadow of a volcano? Well, millions of people do in Naples, Italy, where a massive volcano called Vesuvius exists. This clip explores the dangers posed by volcanoes and investigates some recent and ancient eruptions. Find out some misconceptions about volcanoes and discover how science is helping prevent ...

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Catalyst: How will fire change the climate?

Considering the impact of a changing climate on the severity and frequency of fires is one thing, but how about the impact of fires on climate? Why does Professor David Bowman describe this scenario as a 'fire spiral'? What are the consequences of a world with fewer forests? As Professor Craig Allen explains, drought and ...

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Catalyst: Volcanic eruptions at Mount Ruapehu

Imagine a volcano erupting kilometres away. You are afraid, worried for the safety of yourself and others. Paul Willis presents the work of New Zealand volcanologists conducting research at Mount Ruapehu, a volcano with a history of devastating lahar (water, sediment and rocks) flows. Learn more about lahar flows and the ...

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Foreign Correspondent: Cenotes

The Yucatán Peninsula is located in south-eastern Mexico and covers a vast area of coastline south of the Gulf of Mexico. It is a popular tourist destination for people who travel to cities such as Cancún to enjoy sandy white beaches. Explore the subterranean freshwater caverns of this region and discover why this pristine ...

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Battling erosion on the Gold Coast

Queensland's iconic Gold Coast beaches experienced severe erosion as a result of wild weather in early 2013. The liveability of beachside homes in the area is under threat. See the local council's attempts to shore up the coastline and hear some questions being asked about the best way to protect the landscape. Where does ...

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BTN: Tsunamis

Discover what powerful force triggers a tsunami. In this clip you will see the damage caused by tsunami, and find out why it occurred. Learn about what is happening on the ocean floor and the connection between tsunamis, earthquakes, volcanoes and tectonic plates. See how a warning centre is working to keep people safe ...

Online

Understanding Catastrophes

This learning sequence explores two catastrophes impacting on children in Japan and India. Students engage with a range of texts to develop cultural knowledge and sensitivity about the peoples and countries of Japan and India. Their increased intercultural awareness is applied to a writing task that can be used to begin ...

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Australian Disaster Resilience Knowledge Hub: Australian disasters

This is a curated collection of articles, photographs and internet links related to natural, technological and human-caused events including bushfires, cyclones, tsunamis, earthquakes, shipwrecks, urban fires, chemical and industrial events in Australia. Events included have posed a serious threat to a community or property ...

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Risk and impact analysis

This is an online resource about risk and impact analysis for geoscience hazards such as bushfire, cyclone, earthquake and severe weather conditions. It contains five sections: What is risk? What is exposure? What is vulnerability? How can we use risk models? and Difference between hazard and risk. Each section provides ...

Interactive

Sites2See – earthquakes

Resources on the topic of earthquakes to help explore the human and physical dimensions. Links to maps and interactive activities on plate tectonics, with a particular focus on the Caribbean plate, the movement of which caused the devastating earthquake in Haiti in January 2010, and links to news and information about the ...

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The different faces of Indonesia

Journey through Indonesia, our most populous neighbour - a nation of contradictions. Through the images in this clip, discover more about the people and the land, including population size, living conditions, education, internal migration, natural disasters, land management and international aid. How does Indonesia differ ...

Interactive

Tsunami: the ultimate guide

This comprehensive web resource provides a series of six interactive slide shows (chapters) that introduce the cause and impacts of tsunami with a focus on Australia, Asia and Pacific regions. Produced by experts in the field, this information is clearly and simply described. The engaging presentation is enriched with photography, ...

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Foreign Correspondent: Prehistoric evidence

Beneath the Yucatán Peninsula in south-eastern Mexico exists a karst aquifer, the largest underground river system in the world. Discover its deep caverns, which have been perfectly preserved for thousands of years, complete with prehistoric remains.

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Landforms from space

This is an online resource containing satellite images of nine distinctive landforms across Australia. The images, taken from the Landsat satellite series, are of the landforms: Roper River, NT; Lake Eyre, SA; Gulf Country, Qld; Channel Country, Qld; Cairns, Qld; Liverpool Plains, NSW; Snowy Mountains, NSW; Gippsland, Vic; ...

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Where do landslides occur?

This is an online resource about where landslides occur that contains two main sections. The first section, Where do landslides occur?, provides information about the types of landscapes that are prone to landslides, and landslide locations within Australia. The second section is located on the right-hand side of the screen ...