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Listed under:  Science  >  Environmental management
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World’s first bakers?

When did humans begin grinding seeds to make flour? Many people believe bread-making began in Egypt or Mesopotamia as long as 17,000 years ago. Archaeologists have recently found evidence that Indigenous Australians were producing flour 65,000 years ago. Were they the world’s first bakers?

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Towards food security in Afghanistan

This is a video about the progress towards food and water security in Afghanistan. It includes images and information about how the global economic crisis has affected the people of Afghanistan; the value of investment in agriculture production to reduce poverty in this region; and a water security project that is jointly ...

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Marla Spivak: Why bees are disappearing

This is a video of a TED (Technology, Entertainment, Design) talk by Professor Marla Spivak about the dramatic decline in the number of bees. The 16-minute video begins with a discussion of why humans should care about bees, including their critical importance for the world's food supply. Professor Spivak explains that ...

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Water reservoirs as climate change adaptation

This is a video about water availability for people living in the Peruvian Andes. It includes vision and information about water scarcity in this region and details of a Food and Agriculture Organization of the United Nations funded project involving the creation of a sustainable water management program. The program involves ...

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TEDMED: What is the source of all life?

This is a video clip of a TEDMED speaker, Howard Shapiro, presenting ideas about improving the nutritional value of plants to address malnutrition and the food requirements of a growing world population. The clip emphasises that poor nutrition has negative health and developmental effects on children, particularly those ...

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Returning water to Hattah Lakes

The two short videos in this series highlight the value of Hattah Lakes and the importance of ensuring that sufficient water replenishes the lakes during dry times. The videos explain how dams and weirs upstream store flood water that would otherwise fill the lakes. A collaborative engineering project reduced the environmental ...

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TAR-RU: The story of Lake Victoria

This 46 minute video explores the environmental and cultural impact of a dam on Lake Victoria in south western NSW and current efforts to protect the significant Aboriginal heritage and environmental values of the area. It provides a comprehensive historical case study about the Aboriginal culture at TAR-RU and the effect ...

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The water cycle in the Murray-Darling Basin

This 12 minute video explains the water cycle in the context of the Murray Darling Basin and the great variability in rainfall in the region causing frequent floods and droughts. It highlights the importance of the rivers in the Murray Darling Basin for agriculture, environmental health, water supply, habitat for migratory ...

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My Place - Episode 25: Before Time: Bunda, Fishing

At the creek, Bunda's father tells him and his brother to catch a fish. Each uses a different method of fishing and Bunda's method of building a small dam proves to be the most successful. Their father is annoyed that they are not working together.

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My Place - Episode 25: Before Time: Bunda, Water

Bunda and his brother Garadi are competing with each other to find the best method of transporting water. Bunda constructs a raft to carry the water down the river, while his brother carries his water on foot. Bunda's father then tells his sons to bring him something that takes two to get.

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Catalyst: Underground coal gasification

How are scientists using technology to get energy out of coal without having to dig it up? Find out how underground coal gasification (UCG) burns and converts the coal to gas underground. Visit UCG trial sites in Queensland and hear how UCG avoids some of the environmental effects of traditional coal mining, but may have ...

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BTN: Cancer - when the baddies take over

Cancer is a major disease in Australia and there are many different types, including leukaemia, and breast and skin cancers. View this clip to discover more about how cancer forms, why it occurs, and what cancer research is being done.

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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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Foreign Correspondent: Bali - tourism and development

Bali, a world-renowned slice of paradise in Indonesia, is undergoing rapid development to accommodate the increase in foreign tourism. Tourism brings money but it also drives up prices and affects the environment. View this clip to explore the issues experienced by those living in paradise.

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ABC News: Sydney's Moon Festival, 1979

Discover the activities that take place during the Moon Festival and why it is considered to be one of the most important festivals in the Chinese calendar. In this clip from 1979, ABC reporter Neil Ross attends the Moon Festival in and around Dixon Street and Hay Street, in the heart of Sydney's Chinatown.

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Catalyst: E-waste, recycling, and sustainability

What happens to electronic waste (e-waste)? Watch this clip about the physics of recycling to find out the way that useful materials are captured from waste at a local materials recovery facility. Presenter Tanya Ha investigates e-waste, the products it comes from, and the sustainability challenges it poses.

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BTN: Animal recognition system

We have all heard of human face recognition systems, but have you heard of animal recognition technology? Watch this clip to discover how an 'animal recognition gate' is being used to separate the sheep from the goats. Find out how this innovative application of a popular technology might help farmers manage pest animals ...

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Catalyst: Why plants are good for liveable cities

Central Park in Sydney was voted the world's best tall building. It is known for the plants in its beautiful vertical gardens which cover its surfaces, but did you know that the garden is not purely decorative? Watch this video to find out what other purpose the vertical garden has.

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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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Farmers, their animals and the environment

This is a video about the valuable genetic diversity of Asia's indigenous domesticated animals; the contribution the animals' genes make to local people's food security; and the results of the use of genetic technologies. The video identifies ever-present links between farmers, their animals and the environment by describing ...